medium Set 30 Form Exercise

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            "type": "commutative",
            "question": "13 × 2 = 2 × ___",
            "answer": "13",
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            "hint": "Commutative property: order does not change the product"
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            "id": 2,
            "type": "associative",
            "question": "(5 × 6) × 7 = 5 × (6 × ___)",
            "answer": "7",
            "correctAnswer": "7",
            "hint": "Associative property: grouping does not change the product"
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            "id": 3,
            "type": "commutative",
            "question": "3 × 4 = 4 × ___",
            "answer": "3",
            "correctAnswer": "3",
            "hint": "Commutative property: order does not change the product"
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            "id": 4,
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            "question": "(4 × 5) × 6 = 4 × (5 × ___)",
            "answer": "6",
            "correctAnswer": "6",
            "hint": "Associative property: grouping does not change the product"
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            "id": 5,
            "type": "commutative",
            "question": "5 × 6 = 6 × ___",
            "answer": "5",
            "correctAnswer": "5",
            "hint": "Commutative property: order does not change the product"
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            "id": 6,
            "type": "associative",
            "question": "(3 × 4) × 5 = 3 × (4 × ___)",
            "answer": "5",
            "correctAnswer": "5",
            "hint": "Associative property: grouping does not change the product"
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            "id": 7,
            "type": "commutative",
            "question": "7 × 8 = 8 × ___",
            "answer": "7",
            "correctAnswer": "7",
            "hint": "Commutative property: order does not change the product"
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            "id": 8,
            "type": "associative",
            "question": "(2 × 3) × 4 = 2 × (3 × ___)",
            "answer": "4",
            "correctAnswer": "4",
            "hint": "Associative property: grouping does not change the product"
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            "id": 9,
            "type": "commutative",
            "question": "9 × 10 = 10 × ___",
            "answer": "9",
            "correctAnswer": "9",
            "hint": "Commutative property: order does not change the product"
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            "id": 10,
            "type": "associative",
            "question": "(10 × 2) × 3 = 10 × (2 × ___)",
            "answer": "3",
            "correctAnswer": "3",
            "hint": "Associative property: grouping does not change the product"
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            "type": "associative",
            "question": "(2 × 3) × 4 = 2 × (3 × ___)",
            "answer": "4",
            "correctAnswer": "4",
            "hint": "Associative property: grouping does not change the product"
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            "id": 12,
            "type": "commutative",
            "question": "9 × 10 = 10 × ___",
            "answer": "9",
            "correctAnswer": "9",
            "hint": "Commutative property: order does not change the product"
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            "id": 13,
            "type": "associative",
            "question": "(10 × 2) × 3 = 10 × (2 × ___)",
            "answer": "3",
            "correctAnswer": "3",
            "hint": "Associative property: grouping does not change the product"
        },
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            "id": 14,
            "type": "commutative",
            "question": "11 × 12 = 12 × ___",
            "answer": "11",
            "correctAnswer": "11",
            "hint": "Commutative property: order does not change the product"
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            "id": 15,
            "type": "associative",
            "question": "(9 × 10) × 2 = 9 × (10 × ___)",
            "answer": "2",
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            "hint": "Associative property: grouping does not change the product"
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            "id": 16,
            "type": "commutative",
            "question": "13 × 2 = 2 × ___",
            "answer": "13",
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            "type": "associative",
            "question": "(8 × 9) × 10 = 8 × (9 × ___)",
            "answer": "10",
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            "hint": "Associative property: grouping does not change the product"
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            "id": 18,
            "type": "commutative",
            "question": "3 × 4 = 4 × ___",
            "answer": "3",
            "correctAnswer": "3",
            "hint": "Commutative property: order does not change the product"
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            "type": "associative",
            "question": "(7 × 8) × 9 = 7 × (8 × ___)",
            "answer": "9",
            "correctAnswer": "9",
            "hint": "Associative property: grouping does not change the product"
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            "type": "commutative",
            "question": "5 × 6 = 6 × ___",
            "answer": "5",
            "correctAnswer": "5",
            "hint": "Commutative property: order does not change the product"
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