expert Set 7 Unknown

This page uses a content type that does not have a custom renderer yet. Raw structured data is shown below.

{
    "_meta": {
        "schemaVersion": "2.0.0",
        "nodeId": "node-1-leaf-number-line-negative-expert",
        "pageNumber": 7,
        "generatedAt": "2026-03-01T01:52:04.007Z",
        "generatorVersion": "v7.2.1-wp-g2",
        "seed": "15246080550662947913",
        "resolvedParams": {
            "expectedPuzzleSize": null,
            "expectedSize": null,
            "expectedDifficulty": "expert",
            "expectedVariant": null,
            "displayDifficulty": "expert",
            "theme": null,
            "contentType": null,
            "source": {
                "puzzleSize": "config",
                "size": "config",
                "difficulty": "slug",
                "variant": "config"
            }
        },
        "contractVersion": "1.0",
        "canonicalVersion": "2.0",
        "archetype": "form-exercise",
        "contentHash": "a09bcd365e7012c363c30f38d54306cb03b10060a328a7b421e1b62f3e260194",
        "fallbackReason": null
    },
    "title": "form-exercise set 7",
    "operation": "number-line",
    "subject": "arithmetic",
    "difficulty": "expert",
    "config": {
        "difficulty": "expert",
        "maxNumber": 10
    },
    "problems": [
        {
            "id": 1,
            "type": "number-line",
            "start": 19,
            "end": 32,
            "step": 3,
            "markers": [
                {
                    "value": 19,
                    "blank": true
                },
                {
                    "value": 22,
                    "blank": false
                },
                {
                    "value": 25,
                    "blank": false
                },
                {
                    "value": 28,
                    "blank": false
                },
                {
                    "value": 31,
                    "blank": false
                }
            ],
            "answer": 19,
            "correctAnswer": "19",
            "question": "Find the missing number on the number line (19 to 32, step 3)"
        },
        {
            "id": 2,
            "type": "number-line",
            "start": 23,
            "end": 52,
            "step": 3,
            "markers": [
                {
                    "value": 23,
                    "blank": true
                },
                {
                    "value": 26,
                    "blank": false
                },
                {
                    "value": 29,
                    "blank": false
                },
                {
                    "value": 32,
                    "blank": false
                },
                {
                    "value": 35,
                    "blank": false
                },
                {
                    "value": 38,
                    "blank": false
                },
                {
                    "value": 41,
                    "blank": false
                },
                {
                    "value": 44,
                    "blank": false
                },
                {
                    "value": 47,
                    "blank": false
                },
                {
                    "value": 50,
                    "blank": false
                }
            ],
            "answer": 23,
            "correctAnswer": "23",
            "question": "Find the missing number on the number line (23 to 52, step 3)"
        },
        {
            "id": 3,
            "type": "number-line",
            "start": 10,
            "end": 31,
            "step": 4,
            "markers": [
                {
                    "value": 10,
                    "blank": false
                },
                {
                    "value": 14,
                    "blank": false
                },
                {
                    "value": 18,
                    "blank": false
                },
                {
                    "value": 22,
                    "blank": true
                },
                {
                    "value": 26,
                    "blank": false
                },
                {
                    "value": 30,
                    "blank": false
                }
            ],
            "answer": 22,
            "correctAnswer": "22",
            "question": "Find the missing number on the number line (10 to 31, step 4)"
        },
        {
            "id": 4,
            "type": "number-line",
            "start": 2,
            "end": 26,
            "step": 4,
            "markers": [
                {
                    "value": 2,
                    "blank": false
                },
                {
                    "value": 6,
                    "blank": false
                },
                {
                    "value": 10,
                    "blank": true
                },
                {
                    "value": 14,
                    "blank": false
                },
                {
                    "value": 18,
                    "blank": false
                },
                {
                    "value": 22,
                    "blank": false
                },
                {
                    "value": 26,
                    "blank": false
                }
            ],
            "answer": 10,
            "correctAnswer": "10",
            "question": "Find the missing number on the number line (2 to 26, step 4)"
        },
        {
            "id": 5,
            "type": "number-line",
            "start": 14,
            "end": 41,
            "step": 1,
            "markers": [
                {
                    "value": 14,
                    "blank": false
                },
                {
                    "value": 15,
                    "blank": false
                },
                {
                    "value": 16,
                    "blank": false
                },
                {
                    "value": 17,
                    "blank": true
                },
                {
                    "value": 18,
                    "blank": false
                },
                {
                    "value": 19,
                    "blank": false
                },
                {
                    "value": 20,
                    "blank": false
                },
                {
                    "value": 21,
                    "blank": false
                },
                {
                    "value": 22,
                    "blank": false
                },
                {
                    "value": 23,
                    "blank": false
                },
                {
                    "value": 24,
                    "blank": false
                },
                {
                    "value": 25,
                    "blank": false
                },
                {
                    "value": 26,
                    "blank": false
                },
                {
                    "value": 27,
                    "blank": false
                },
                {
                    "value": 28,
                    "blank": false
                },
                {
                    "value": 29,
                    "blank": false
                },
                {
                    "value": 30,
                    "blank": false
                },
                {
                    "value": 31,
                    "blank": false
                },
                {
                    "value": 32,
                    "blank": false
                },
                {
                    "value": 33,
                    "blank": false
                },
                {
                    "value": 34,
                    "blank": false
                },
                {
                    "value": 35,
                    "blank": false
                },
                {
                    "value": 36,
                    "blank": false
                },
                {
                    "value": 37,
                    "blank": false
                },
                {
                    "value": 38,
                    "blank": false
                },
                {
                    "value": 39,
                    "blank": false
                },
                {
                    "value": 40,
                    "blank": false
                },
                {
                    "value": 41,
                    "blank": false
                }
            ],
            "answer": 17,
            "correctAnswer": "17",
            "question": "Find the missing number on the number line (14 to 41, step 1)"
        },
        {
            "id": 6,
            "type": "number-line",
            "start": 15,
            "end": 25,
            "step": 3,
            "markers": [
                {
                    "value": 15,
                    "blank": true
                },
                {
                    "value": 18,
                    "blank": false
                },
                {
                    "value": 21,
                    "blank": false
                },
                {
                    "value": 24,
                    "blank": false
                }
            ],
            "answer": 15,
            "correctAnswer": "15",
            "question": "Find the missing number on the number line (15 to 25, step 3)"
        },
        {
            "id": 7,
            "type": "number-line",
            "start": 7,
            "end": 13,
            "step": 2,
            "markers": [
                {
                    "value": 7,
                    "blank": false
                },
                {
                    "value": 9,
                    "blank": false
                },
                {
                    "value": 11,
                    "blank": true
                },
                {
                    "value": 13,
                    "blank": false
                }
            ],
            "answer": 11,
            "correctAnswer": "11",
            "question": "Find the missing number on the number line (7 to 13, step 2)",
            "visual": {
                "type": "inline-svg",
                "svg": "<svg xmlns=\"http://www.w3.org/2000/svg\" viewBox=\"0 0 44 44\" width=\"44\" height=\"44\"><g transform=\"translate(4,4) scale(1)\"><circle fill=\"#FDCB58\" cx=\"18\" cy=\"18\" r=\"18\"/></g></svg>",
                "altText": "yellow circle",
                "placement": "before-question"
            },
            "_visualToken": {
                "type": "asset-ref",
                "effectiveProvider": "twemoji",
                "requestedProvider": "twemoji",
                "iconSize": 36,
                "layout": "icon-badge",
                "placement": "before-question",
                "items": [
                    {
                        "ref": "twemoji:1f7e1",
                        "name": "yellow-circle",
                        "count": 1,
                        "role": "badge"
                    }
                ]
            }
        },
        {
            "id": 8,
            "type": "number-line",
            "start": 16,
            "end": 21,
            "step": 1,
            "markers": [
                {
                    "value": 16,
                    "blank": false
                },
                {
                    "value": 17,
                    "blank": true
                },
                {
                    "value": 18,
                    "blank": false
                },
                {
                    "value": 19,
                    "blank": false
                },
                {
                    "value": 20,
                    "blank": false
                },
                {
                    "value": 21,
                    "blank": false
                }
            ],
            "answer": 17,
            "correctAnswer": "17",
            "question": "Find the missing number on the number line (16 to 21, step 1)"
        },
        {
            "id": 9,
            "type": "number-line",
            "start": 5,
            "end": 19,
            "step": 1,
            "markers": [
                {
                    "value": 5,
                    "blank": true
                },
                {
                    "value": 6,
                    "blank": false
                },
                {
                    "value": 7,
                    "blank": false
                },
                {
                    "value": 8,
                    "blank": false
                },
                {
                    "value": 9,
                    "blank": false
                },
                {
                    "value": 10,
                    "blank": false
                },
                {
                    "value": 11,
                    "blank": false
                },
                {
                    "value": 12,
                    "blank": false
                },
                {
                    "value": 13,
                    "blank": false
                },
                {
                    "value": 14,
                    "blank": false
                },
                {
                    "value": 15,
                    "blank": false
                },
                {
                    "value": 16,
                    "blank": false
                },
                {
                    "value": 17,
                    "blank": false
                },
                {
                    "value": 18,
                    "blank": false
                },
                {
                    "value": 19,
                    "blank": false
                }
            ],
            "answer": 5,
            "correctAnswer": "5",
            "question": "Find the missing number on the number line (5 to 19, step 1)",
            "visual": {
                "type": "inline-svg",
                "svg": "<svg xmlns=\"http://www.w3.org/2000/svg\" viewBox=\"0 0 44 44\" width=\"44\" height=\"44\"><g transform=\"translate(4,4) scale(1)\"><path fill=\"#FFAC33\" d=\"M27.287 34.627c-.404 0-.806-.124-1.152-.371L18 28.422l-8.135 5.834c-.693.496-1.623.496-2.312-.008-.689-.499-.979-1.385-.721-2.194l3.034-9.792-8.062-5.681c-.685-.505-.97-1.393-.708-2.203.264-.808 1.016-1.357 1.866-1.363L12.947 13l3.179-9.549c.268-.809 1.023-1.353 1.874-1.353.851 0 1.606.545 1.875 1.353L23 13l10.036.015c.853.006 1.606.556 1.867 1.363.263.81-.022 1.698-.708 2.203l-8.062 5.681 3.034 9.792c.26.809-.033 1.695-.72 2.194-.347.254-.753.379-1.16.379z\"/></g></svg>",
                "altText": "star",
                "placement": "before-question"
            },
            "_visualToken": {
                "type": "asset-ref",
                "effectiveProvider": "twemoji",
                "requestedProvider": "twemoji",
                "iconSize": 36,
                "layout": "icon-badge",
                "placement": "before-question",
                "items": [
                    {
                        "ref": "twemoji:2b50",
                        "name": "star",
                        "count": 1,
                        "role": "badge"
                    }
                ]
            }
        },
        {
            "id": 10,
            "type": "number-line",
            "start": 6,
            "end": 27,
            "step": 4,
            "markers": [
                {
                    "value": 6,
                    "blank": false
                },
                {
                    "value": 10,
                    "blank": false
                },
                {
                    "value": 14,
                    "blank": false
                },
                {
                    "value": 18,
                    "blank": false
                },
                {
                    "value": 22,
                    "blank": false
                },
                {
                    "value": 26,
                    "blank": true
                }
            ],
            "answer": 26,
            "correctAnswer": "26",
            "question": "Find the missing number on the number line (6 to 27, step 4)"
        },
        {
            "id": 11,
            "type": "number-line",
            "start": 15,
            "end": 38,
            "step": 1,
            "markers": [
                {
                    "value": 15,
                    "blank": false
                },
                {
                    "value": 16,
                    "blank": false
                },
                {
                    "value": 17,
                    "blank": true
                },
                {
                    "value": 18,
                    "blank": false
                },
                {
                    "value": 19,
                    "blank": false
                },
                {
                    "value": 20,
                    "blank": false
                },
                {
                    "value": 21,
                    "blank": false
                },
                {
                    "value": 22,
                    "blank": false
                },
                {
                    "value": 23,
                    "blank": false
                },
                {
                    "value": 24,
                    "blank": false
                },
                {
                    "value": 25,
                    "blank": false
                },
                {
                    "value": 26,
                    "blank": false
                },
                {
                    "value": 27,
                    "blank": false
                },
                {
                    "value": 28,
                    "blank": false
                },
                {
                    "value": 29,
                    "blank": false
                },
                {
                    "value": 30,
                    "blank": false
                },
                {
                    "value": 31,
                    "blank": false
                },
                {
                    "value": 32,
                    "blank": false
                },
                {
                    "value": 33,
                    "blank": false
                },
                {
                    "value": 34,
                    "blank": false
                },
                {
                    "value": 35,
                    "blank": false
                },
                {
                    "value": 36,
                    "blank": false
                },
                {
                    "value": 37,
                    "blank": false
                },
                {
                    "value": 38,
                    "blank": false
                }
            ],
            "answer": 17,
            "correctAnswer": "17",
            "question": "Find the missing number on the number line (15 to 38, step 1)"
        },
        {
            "id": 12,
            "type": "number-line",
            "start": 13,
            "end": 19,
            "step": 3,
            "markers": [
                {
                    "value": 13,
                    "blank": false
                },
                {
                    "value": 16,
                    "blank": true
                },
                {
                    "value": 19,
                    "blank": false
                }
            ],
            "answer": 16,
            "correctAnswer": "16",
            "question": "Find the missing number on the number line (13 to 19, step 3)",
            "visual": {
                "type": "inline-svg",
                "svg": "<svg xmlns=\"http://www.w3.org/2000/svg\" viewBox=\"0 0 44 44\" width=\"44\" height=\"44\"><g transform=\"translate(4,4) scale(1)\"><circle fill=\"#DD2E44\" cx=\"18\" cy=\"18\" r=\"18\"/></g></svg>",
                "altText": "red circle",
                "placement": "before-question"
            },
            "_visualToken": {
                "type": "asset-ref",
                "effectiveProvider": "twemoji",
                "requestedProvider": "twemoji",
                "iconSize": 36,
                "layout": "icon-badge",
                "placement": "before-question",
                "items": [
                    {
                        "ref": "twemoji:1f534",
                        "name": "red-circle",
                        "count": 1,
                        "role": "badge"
                    }
                ]
            }
        },
        {
            "id": 13,
            "type": "number-line",
            "start": 23,
            "end": 50,
            "step": 1,
            "markers": [
                {
                    "value": 23,
                    "blank": false
                },
                {
                    "value": 24,
                    "blank": false
                },
                {
                    "value": 25,
                    "blank": false
                },
                {
                    "value": 26,
                    "blank": false
                },
                {
                    "value": 27,
                    "blank": false
                },
                {
                    "value": 28,
                    "blank": false
                },
                {
                    "value": 29,
                    "blank": false
                },
                {
                    "value": 30,
                    "blank": false
                },
                {
                    "value": 31,
                    "blank": false
                },
                {
                    "value": 32,
                    "blank": false
                },
                {
                    "value": 33,
                    "blank": false
                },
                {
                    "value": 34,
                    "blank": false
                },
                {
                    "value": 35,
                    "blank": false
                },
                {
                    "value": 36,
                    "blank": false
                },
                {
                    "value": 37,
                    "blank": false
                },
                {
                    "value": 38,
                    "blank": false
                },
                {
                    "value": 39,
                    "blank": false
                },
                {
                    "value": 40,
                    "blank": false
                },
                {
                    "value": 41,
                    "blank": false
                },
                {
                    "value": 42,
                    "blank": false
                },
                {
                    "value": 43,
                    "blank": false
                },
                {
                    "value": 44,
                    "blank": false
                },
                {
                    "value": 45,
                    "blank": false
                },
                {
                    "value": 46,
                    "blank": false
                },
                {
                    "value": 47,
                    "blank": false
                },
                {
                    "value": 48,
                    "blank": false
                },
                {
                    "value": 49,
                    "blank": true
                },
                {
                    "value": 50,
                    "blank": false
                }
            ],
            "answer": 49,
            "correctAnswer": "49",
            "question": "Find the missing number on the number line (23 to 50, step 1)"
        },
        {
            "id": 14,
            "type": "number-line",
            "start": 5,
            "end": 31,
            "step": 1,
            "markers": [
                {
                    "value": 5,
                    "blank": false
                },
                {
                    "value": 6,
                    "blank": false
                },
                {
                    "value": 7,
                    "blank": false
                },
                {
                    "value": 8,
                    "blank": false
                },
                {
                    "value": 9,
                    "blank": false
                },
                {
                    "value": 10,
                    "blank": false
                },
                {
                    "value": 11,
                    "blank": false
                },
                {
                    "value": 12,
                    "blank": false
                },
                {
                    "value": 13,
                    "blank": false
                },
                {
                    "value": 14,
                    "blank": false
                },
                {
                    "value": 15,
                    "blank": false
                },
                {
                    "value": 16,
                    "blank": false
                },
                {
                    "value": 17,
                    "blank": false
                },
                {
                    "value": 18,
                    "blank": false
                },
                {
                    "value": 19,
                    "blank": true
                },
                {
                    "value": 20,
                    "blank": false
                },
                {
                    "value": 21,
                    "blank": false
                },
                {
                    "value": 22,
                    "blank": false
                },
                {
                    "value": 23,
                    "blank": false
                },
                {
                    "value": 24,
                    "blank": false
                },
                {
                    "value": 25,
                    "blank": false
                },
                {
                    "value": 26,
                    "blank": false
                },
                {
                    "value": 27,
                    "blank": false
                },
                {
                    "value": 28,
                    "blank": false
                },
                {
                    "value": 29,
                    "blank": false
                },
                {
                    "value": 30,
                    "blank": false
                },
                {
                    "value": 31,
                    "blank": false
                }
            ],
            "answer": 19,
            "correctAnswer": "19",
            "question": "Find the missing number on the number line (5 to 31, step 1)"
        },
        {
            "id": 15,
            "type": "number-line",
            "start": 9,
            "end": 20,
            "step": 2,
            "markers": [
                {
                    "value": 9,
                    "blank": false
                },
                {
                    "value": 11,
                    "blank": false
                },
                {
                    "value": 13,
                    "blank": false
                },
                {
                    "value": 15,
                    "blank": true
                },
                {
                    "value": 17,
                    "blank": false
                },
                {
                    "value": 19,
                    "blank": false
                }
            ],
            "answer": 15,
            "correctAnswer": "15",
            "question": "Find the missing number on the number line (9 to 20, step 2)",
            "visual": {
                "type": "inline-svg",
                "svg": "<svg xmlns=\"http://www.w3.org/2000/svg\" viewBox=\"0 0 44 44\" width=\"44\" height=\"44\"><g transform=\"translate(4,4) scale(1)\"><circle fill=\"#F4900C\" cx=\"18\" cy=\"18\" r=\"18\"/></g></svg>",
                "altText": "orange circle",
                "placement": "before-question"
            },
            "_visualToken": {
                "type": "asset-ref",
                "effectiveProvider": "twemoji",
                "requestedProvider": "twemoji",
                "iconSize": 36,
                "layout": "icon-badge",
                "placement": "before-question",
                "items": [
                    {
                        "ref": "twemoji:1f7e0",
                        "name": "orange-circle",
                        "count": 1,
                        "role": "badge"
                    }
                ]
            }
        },
        {
            "id": 16,
            "type": "number-line",
            "start": 22,
            "end": 43,
            "step": 4,
            "markers": [
                {
                    "value": 22,
                    "blank": false
                },
                {
                    "value": 26,
                    "blank": false
                },
                {
                    "value": 30,
                    "blank": true
                },
                {
                    "value": 34,
                    "blank": false
                },
                {
                    "value": 38,
                    "blank": false
                },
                {
                    "value": 42,
                    "blank": false
                }
            ],
            "answer": 30,
            "correctAnswer": "30",
            "question": "Find the missing number on the number line (22 to 43, step 4)"
        },
        {
            "id": 17,
            "type": "number-line",
            "start": 3,
            "end": 9,
            "step": 1,
            "markers": [
                {
                    "value": 3,
                    "blank": false
                },
                {
                    "value": 4,
                    "blank": false
                },
                {
                    "value": 5,
                    "blank": false
                },
                {
                    "value": 6,
                    "blank": true
                },
                {
                    "value": 7,
                    "blank": false
                },
                {
                    "value": 8,
                    "blank": false
                },
                {
                    "value": 9,
                    "blank": false
                }
            ],
            "answer": 6,
            "correctAnswer": "6",
            "question": "Find the missing number on the number line (3 to 9, step 1)",
            "visual": {
                "type": "inline-svg",
                "svg": "<svg xmlns=\"http://www.w3.org/2000/svg\" viewBox=\"0 0 44 44\" width=\"44\" height=\"44\"><g transform=\"translate(4,4) scale(1)\"><circle fill=\"#78B159\" cx=\"18\" cy=\"18\" r=\"18\"/></g></svg>",
                "altText": "green circle",
                "placement": "before-question"
            },
            "_visualToken": {
                "type": "asset-ref",
                "effectiveProvider": "twemoji",
                "requestedProvider": "twemoji",
                "iconSize": 36,
                "layout": "icon-badge",
                "placement": "before-question",
                "items": [
                    {
                        "ref": "twemoji:1f7e2",
                        "name": "green-circle",
                        "count": 1,
                        "role": "badge"
                    }
                ]
            }
        },
        {
            "id": 18,
            "type": "number-line",
            "start": 15,
            "end": 24,
            "step": 3,
            "markers": [
                {
                    "value": 15,
                    "blank": false
                },
                {
                    "value": 18,
                    "blank": false
                },
                {
                    "value": 21,
                    "blank": false
                },
                {
                    "value": 24,
                    "blank": true
                }
            ],
            "answer": 24,
            "correctAnswer": "24",
            "question": "Find the missing number on the number line (15 to 24, step 3)"
        },
        {
            "id": 19,
            "type": "number-line",
            "start": 17,
            "end": 23,
            "step": 2,
            "markers": [
                {
                    "value": 17,
                    "blank": true
                },
                {
                    "value": 19,
                    "blank": false
                },
                {
                    "value": 21,
                    "blank": false
                },
                {
                    "value": 23,
                    "blank": false
                }
            ],
            "answer": 17,
            "correctAnswer": "17",
            "question": "Find the missing number on the number line (17 to 23, step 2)"
        },
        {
            "id": 20,
            "type": "number-line",
            "start": 16,
            "end": 25,
            "step": 3,
            "markers": [
                {
                    "value": 16,
                    "blank": false
                },
                {
                    "value": 19,
                    "blank": false
                },
                {
                    "value": 22,
                    "blank": true
                },
                {
                    "value": 25,
                    "blank": false
                }
            ],
            "answer": 22,
            "correctAnswer": "22",
            "question": "Find the missing number on the number line (16 to 25, step 3)"
        }
    ],
    "layout": {
        "columns": 2,
        "problemsPerPage": 20
    },
    "_archetype": null,
    "_generatorId": null
}