B Set 19 Unknown

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

{
    "contentData": {
        "operation": "multiplication",
        "subject": "arithmetic",
        "difficulty": "medium",
        "config": {
            "maxNumber": 50,
            "minNumber": 0,
            "digits": 2,
            "regrouping": false,
            "operation": "multiplication",
            "factorMin": 2,
            "factorMax": 9,
            "missingOperand": true
        },
        "problems": [
            {
                "id": 1,
                "operand1": 40,
                "operand2": 8,
                "operator": "×",
                "question": "40 × 8 = ___",
                "answer": 320
            },
            {
                "id": 2,
                "operand1": 97,
                "operand2": 2,
                "operator": "×",
                "question": "97 × 2 = ___",
                "answer": 194
            },
            {
                "id": 3,
                "operand1": 2,
                "operand2": 98,
                "operator": "×",
                "question": "2 × 98 = ___",
                "answer": 196
            },
            {
                "id": 4,
                "operand1": 6,
                "operand2": 26,
                "operator": "×",
                "question": "6 × 26 = ___",
                "answer": 156
            },
            {
                "id": 5,
                "operand1": 60,
                "operand2": 6,
                "operator": "×",
                "question": "60 × 6 = ___",
                "answer": 360
            },
            {
                "id": 6,
                "operand1": 92,
                "operand2": 3,
                "operator": "×",
                "question": "92 × 3 = ___",
                "answer": 276
            },
            {
                "id": 7,
                "operand1": 16,
                "operand2": 5,
                "operator": "×",
                "question": "16 × 5 = ___",
                "answer": 80
            },
            {
                "id": 8,
                "operand1": 74,
                "operand2": 8,
                "operator": "×",
                "question": "74 × 8 = ___",
                "answer": 592
            },
            {
                "id": 9,
                "operand1": 6,
                "operand2": 58,
                "operator": "×",
                "question": "6 × 58 = ___",
                "answer": 348
            },
            {
                "id": 10,
                "operand1": 3,
                "operand2": 22,
                "operator": "×",
                "question": "3 × 22 = ___",
                "answer": 66
            },
            {
                "id": 11,
                "operand1": 27,
                "operand2": 7,
                "operator": "×",
                "question": "27 × 7 = ___",
                "answer": 189
            },
            {
                "id": 12,
                "operand1": 53,
                "operand2": 2,
                "operator": "×",
                "question": "53 × 2 = ___",
                "answer": 106
            },
            {
                "id": 13,
                "operand1": 89,
                "operand2": 1,
                "operator": "×",
                "question": "89 × 1 = ___",
                "answer": 89
            },
            {
                "id": 14,
                "operand1": 4,
                "operand2": 36,
                "operator": "×",
                "question": "4 × 36 = ___",
                "answer": 144
            },
            {
                "id": 15,
                "operand1": 72,
                "operand2": 10,
                "operator": "×",
                "question": "72 × 10 = ___",
                "answer": 720
            },
            {
                "id": 16,
                "operand1": 36,
                "operand2": 10,
                "operator": "×",
                "question": "36 × 10 = ___",
                "answer": 360
            },
            {
                "id": 17,
                "operand1": 44,
                "operand2": 1,
                "operator": "×",
                "question": "44 × 1 = ___",
                "answer": 44
            },
            {
                "id": 18,
                "operand1": 1,
                "operand2": 51,
                "operator": "×",
                "question": "1 × 51 = ___",
                "answer": 51
            },
            {
                "id": 19,
                "operand1": 5,
                "operand2": 30,
                "operator": "×",
                "question": "5 × 30 = ___",
                "answer": 150
            },
            {
                "id": 20,
                "operand1": 25,
                "operand2": 5,
                "operator": "×",
                "question": "25 × 5 = ___",
                "answer": 125
            }
        ],
        "layout": {
            "columns": 2,
            "problemsPerPage": 20
        }
    },
    "_archetype": "form-exercise",
    "_generatorId": "arithmetic-generator-v7.2.1"
}