Subtraction Number Range Within 30 — Set 83

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

{
    "contentData": {
        "operation": "subtraction",
        "subject": "arithmetic",
        "difficulty": "medium",
        "config": {
            "maxNumber": 30,
            "regrouping": false,
            "operation": "subtraction",
            "maxSum": 30
        },
        "problems": [
            {
                "id": 1,
                "operand1": 7,
                "operand2": 3,
                "operator": "-",
                "question": "7 - 3 = ___",
                "answer": 4,
                "visualIntent": {
                    "layout": "picture-equation",
                    "operation": "subtract",
                    "items": [
                        {
                            "count": 7,
                            "role": "groupA"
                        },
                        {
                            "count": 3,
                            "role": "groupB"
                        }
                    ],
                    "crossedCount": 3
                }
            },
            {
                "id": 2,
                "operand1": 19,
                "operand2": 2,
                "operator": "-",
                "question": "19 - 2 = ___",
                "answer": 17
            },
            {
                "id": 3,
                "operand1": 28,
                "operand2": 14,
                "operator": "-",
                "question": "28 - 14 = ___",
                "answer": 14
            },
            {
                "id": 4,
                "operand1": 26,
                "operand2": 24,
                "operator": "-",
                "question": "26 - 24 = ___",
                "answer": 2
            },
            {
                "id": 5,
                "operand1": 18,
                "operand2": 17,
                "operator": "-",
                "question": "18 - 17 = ___",
                "answer": 1
            },
            {
                "id": 6,
                "operand1": 8,
                "operand2": 4,
                "operator": "-",
                "question": "8 - 4 = ___",
                "answer": 4,
                "visualIntent": {
                    "layout": "picture-equation",
                    "operation": "subtract",
                    "items": [
                        {
                            "count": 8,
                            "role": "groupA"
                        },
                        {
                            "count": 4,
                            "role": "groupB"
                        }
                    ],
                    "crossedCount": 4
                }
            },
            {
                "id": 7,
                "operand1": 27,
                "operand2": 2,
                "operator": "-",
                "question": "27 - 2 = ___",
                "answer": 25
            },
            {
                "id": 8,
                "operand1": 26,
                "operand2": 25,
                "operator": "-",
                "question": "26 - 25 = ___",
                "answer": 1
            },
            {
                "id": 9,
                "operand1": 9,
                "operand2": 8,
                "operator": "-",
                "question": "9 - 8 = ___",
                "answer": 1,
                "visualIntent": {
                    "layout": "picture-equation",
                    "operation": "subtract",
                    "items": [
                        {
                            "count": 9,
                            "role": "groupA"
                        },
                        {
                            "count": 8,
                            "role": "groupB"
                        }
                    ],
                    "crossedCount": 8
                }
            },
            {
                "id": 10,
                "operand1": 15,
                "operand2": 1,
                "operator": "-",
                "question": "15 - 1 = ___",
                "answer": 14
            },
            {
                "id": 11,
                "operand1": 29,
                "operand2": 26,
                "operator": "-",
                "question": "29 - 26 = ___",
                "answer": 3
            },
            {
                "id": 12,
                "operand1": 16,
                "operand2": 5,
                "operator": "-",
                "question": "16 - 5 = ___",
                "answer": 11
            },
            {
                "id": 13,
                "operand1": 17,
                "operand2": 14,
                "operator": "-",
                "question": "17 - 14 = ___",
                "answer": 3
            },
            {
                "id": 14,
                "operand1": 29,
                "operand2": 15,
                "operator": "-",
                "question": "29 - 15 = ___",
                "answer": 14
            },
            {
                "id": 15,
                "operand1": 29,
                "operand2": 4,
                "operator": "-",
                "question": "29 - 4 = ___",
                "answer": 25
            },
            {
                "id": 16,
                "operand1": 5,
                "operand2": 1,
                "operator": "-",
                "question": "5 - 1 = ___",
                "answer": 4,
                "visualIntent": {
                    "layout": "picture-equation",
                    "operation": "subtract",
                    "items": [
                        {
                            "count": 5,
                            "role": "groupA"
                        },
                        {
                            "count": 1,
                            "role": "groupB"
                        }
                    ],
                    "crossedCount": 1
                }
            },
            {
                "id": 17,
                "operand1": 28,
                "operand2": 27,
                "operator": "-",
                "question": "28 - 27 = ___",
                "answer": 1
            },
            {
                "id": 18,
                "operand1": 19,
                "operand2": 10,
                "operator": "-",
                "question": "19 - 10 = ___",
                "answer": 9
            },
            {
                "id": 19,
                "operand1": 14,
                "operand2": 10,
                "operator": "-",
                "question": "14 - 10 = ___",
                "answer": 4
            },
            {
                "id": 20,
                "operand1": 29,
                "operand2": 8,
                "operator": "-",
                "question": "29 - 8 = ___",
                "answer": 21
            }
        ],
        "layout": {
            "columns": 2,
            "problemsPerPage": 20
        }
    },
    "_archetype": "form-exercise",
    "_generatorId": "arithmetic-generator-v7.2.1"
}