B Set 69 Unknown

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": "starter",
        "config": {
            "maxNumber": 100,
            "regrouping": false,
            "operation": "subtraction",
            "maxSum": 100,
            "difficulty": "starter"
        },
        "problems": [
            {
                "id": 1,
                "operand1": 66,
                "operand2": 15,
                "operator": "-",
                "question": "66 - 15 = ___",
                "answer": 51
            },
            {
                "id": 2,
                "operand1": 28,
                "operand2": 25,
                "operator": "-",
                "question": "28 - 25 = ___",
                "answer": 3
            },
            {
                "id": 3,
                "operand1": 16,
                "operand2": 5,
                "operator": "-",
                "question": "16 - 5 = ___",
                "answer": 11
            },
            {
                "id": 4,
                "operand1": 48,
                "operand2": 17,
                "operator": "-",
                "question": "48 - 17 = ___",
                "answer": 31
            },
            {
                "id": 5,
                "operand1": 45,
                "operand2": 12,
                "operator": "-",
                "question": "45 - 12 = ___",
                "answer": 33
            },
            {
                "id": 6,
                "operand1": 24,
                "operand2": 21,
                "operator": "-",
                "question": "24 - 21 = ___",
                "answer": 3
            },
            {
                "id": 7,
                "operand1": 15,
                "operand2": 3,
                "operator": "-",
                "question": "15 - 3 = ___",
                "answer": 12
            },
            {
                "id": 8,
                "operand1": 75,
                "operand2": 51,
                "operator": "-",
                "question": "75 - 51 = ___",
                "answer": 24
            },
            {
                "id": 9,
                "operand1": 35,
                "operand2": 24,
                "operator": "-",
                "question": "35 - 24 = ___",
                "answer": 11
            },
            {
                "id": 10,
                "operand1": 28,
                "operand2": 18,
                "operator": "-",
                "question": "28 - 18 = ___",
                "answer": 10
            },
            {
                "id": 11,
                "operand1": 7,
                "operand2": 6,
                "operator": "-",
                "question": "7 - 6 = ___",
                "answer": 1,
                "visualIntent": {
                    "layout": "picture-equation",
                    "operation": "subtract",
                    "items": [
                        {
                            "count": 7,
                            "role": "groupA"
                        },
                        {
                            "count": 6,
                            "role": "groupB"
                        }
                    ],
                    "crossedCount": 6
                }
            },
            {
                "id": 12,
                "operand1": 28,
                "operand2": 16,
                "operator": "-",
                "question": "28 - 16 = ___",
                "answer": 12
            },
            {
                "id": 13,
                "operand1": 85,
                "operand2": 3,
                "operator": "-",
                "question": "85 - 3 = ___",
                "answer": 82
            },
            {
                "id": 14,
                "operand1": 6,
                "operand2": 1,
                "operator": "-",
                "question": "6 - 1 = ___",
                "answer": 5,
                "visualIntent": {
                    "layout": "picture-equation",
                    "operation": "subtract",
                    "items": [
                        {
                            "count": 6,
                            "role": "groupA"
                        },
                        {
                            "count": 1,
                            "role": "groupB"
                        }
                    ],
                    "crossedCount": 1
                }
            },
            {
                "id": 15,
                "operand1": 93,
                "operand2": 51,
                "operator": "-",
                "question": "93 - 51 = ___",
                "answer": 42
            },
            {
                "id": 16,
                "operand1": 78,
                "operand2": 58,
                "operator": "-",
                "question": "78 - 58 = ___",
                "answer": 20
            },
            {
                "id": 17,
                "operand1": 18,
                "operand2": 13,
                "operator": "-",
                "question": "18 - 13 = ___",
                "answer": 5
            },
            {
                "id": 18,
                "operand1": 47,
                "operand2": 5,
                "operator": "-",
                "question": "47 - 5 = ___",
                "answer": 42
            },
            {
                "id": 19,
                "operand1": 24,
                "operand2": 14,
                "operator": "-",
                "question": "24 - 14 = ___",
                "answer": 10
            },
            {
                "id": 20,
                "operand1": 65,
                "operand2": 23,
                "operator": "-",
                "question": "65 - 23 = ___",
                "answer": 42
            }
        ],
        "layout": {
            "columns": 2,
            "problemsPerPage": 20
        }
    },
    "outputTargets": {
        "screen": true,
        "print": true,
        "pdf": true,
        "answerKey": true
    },
    "_archetype": "form-exercise",
    "_generatorId": "arithmetic-generator-v7.2.1"
}