Number Chain Mixed Easy — Set 40

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

{
    "contentData": {
        "operation": "number-chain",
        "subject": "arithmetic",
        "difficulty": "easy",
        "config": {
            "difficulty": "easy",
            "maxNumber": 10
        },
        "problems": [
            {
                "type": "number-chain",
                "subType": "number-chain",
                "start": 9,
                "steps": [
                    {
                        "op": "+",
                        "operand": 10
                    },
                    {
                        "op": "+",
                        "operand": 10
                    },
                    {
                        "op": "-",
                        "operand": 7
                    }
                ],
                "answer": 22,
                "question": "Number Chain: 9 → +10 → +10 → -7 → ?",
                "difficulty": "easy"
            },
            {
                "type": "number-chain",
                "subType": "number-chain",
                "start": 8,
                "steps": [
                    {
                        "op": "+",
                        "operand": 9
                    },
                    {
                        "op": "+",
                        "operand": 2
                    },
                    {
                        "op": "-",
                        "operand": 17
                    }
                ],
                "answer": 2,
                "question": "Number Chain: 8 → +9 → +2 → -17 → ?",
                "difficulty": "easy"
            },
            {
                "type": "number-chain",
                "subType": "number-chain",
                "start": 2,
                "steps": [
                    {
                        "op": "+",
                        "operand": 8
                    },
                    {
                        "op": "+",
                        "operand": 2
                    },
                    {
                        "op": "-",
                        "operand": 9
                    }
                ],
                "answer": 3,
                "question": "Number Chain: 2 → +8 → +2 → -9 → ?",
                "difficulty": "easy"
            },
            {
                "type": "number-chain",
                "subType": "number-chain",
                "start": 5,
                "steps": [
                    {
                        "op": "-",
                        "operand": 3
                    },
                    {
                        "op": "+",
                        "operand": 2
                    },
                    {
                        "op": "-",
                        "operand": 3
                    }
                ],
                "answer": 1,
                "question": "Number Chain: 5 → -3 → +2 → -3 → ?",
                "difficulty": "easy"
            },
            {
                "type": "number-chain",
                "subType": "number-chain",
                "start": 3,
                "steps": [
                    {
                        "op": "-",
                        "operand": 1
                    },
                    {
                        "op": "+",
                        "operand": 1
                    },
                    {
                        "op": "-",
                        "operand": 2
                    }
                ],
                "answer": 1,
                "question": "Number Chain: 3 → -1 → +1 → -2 → ?",
                "difficulty": "easy"
            },
            {
                "type": "number-chain",
                "subType": "number-chain",
                "start": 10,
                "steps": [
                    {
                        "op": "+",
                        "operand": 1
                    },
                    {
                        "op": "+",
                        "operand": 2
                    },
                    {
                        "op": "-",
                        "operand": 8
                    }
                ],
                "answer": 5,
                "question": "Number Chain: 10 → +1 → +2 → -8 → ?",
                "difficulty": "easy"
            },
            {
                "type": "number-chain",
                "subType": "number-chain",
                "start": 8,
                "steps": [
                    {
                        "op": "-",
                        "operand": 3
                    },
                    {
                        "op": "-",
                        "operand": 2
                    },
                    {
                        "op": "+",
                        "operand": 8
                    }
                ],
                "answer": 11,
                "question": "Number Chain: 8 → -3 → -2 → +8 → ?",
                "difficulty": "easy"
            },
            {
                "type": "number-chain",
                "subType": "number-chain",
                "start": 5,
                "steps": [
                    {
                        "op": "+",
                        "operand": 9
                    },
                    {
                        "op": "-",
                        "operand": 8
                    },
                    {
                        "op": "-",
                        "operand": 2
                    }
                ],
                "answer": 4,
                "question": "Number Chain: 5 → +9 → -8 → -2 → ?",
                "difficulty": "easy"
            }
        ],
        "layout": {
            "columns": 2,
            "problemsPerPage": 20
        }
    },
    "outputTargets": {
        "screen": true,
        "print": true,
        "pdf": true,
        "answerKey": true
    },
    "_archetype": "form-exercise",
    "_generatorId": "arithmetic-generator-v7.2.1"
}