B Set 66 Unknown

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                "question": "133.2 ÷ 9 = ?",
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                "question": "60.6 ÷ 3 = ?",
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                "id": 3,
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                "operand2": 8,
                "question": "82.4 ÷ 8 = ?",
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                "correctAnswer": "10.3",
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                "type": "decimals",
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                "id": 5,
                "type": "decimals",
                "subType": "divide",
                "operand1": 184,
                "operand2": 10,
                "question": "184.0 ÷ 10 = ?",
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                "correctAnswer": "18.4",
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                "id": 6,
                "type": "decimals",
                "subType": "multiply",
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                "id": 7,
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                "id": 8,
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                "id": 9,
                "type": "decimals",
                "subType": "divide",
                "operand1": 74.9,
                "operand2": 7,
                "question": "74.9 ÷ 7 = ?",
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                "correctAnswer": "10.7",
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                "id": 10,
                "type": "decimals",
                "subType": "subtract",
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                "operand2": 1.3,
                "question": "2.8 - 1.3 = ?",
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                "id": 11,
                "type": "decimals",
                "subType": "add",
                "operand1": 4.2,
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                "question": "4.2 + 4.4 = ?",
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                "id": 12,
                "type": "decimals",
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                "operand1": 9.9,
                "operand2": 6.1,
                "question": "9.9 × 6.1 = ?",
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                "id": 13,
                "type": "decimals",
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                "operand1": 6.5,
                "operand2": 8.9,
                "question": "6.5 + 8.9 = ?",
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                "id": 14,
                "type": "decimals",
                "subType": "divide",
                "operand1": 33.2,
                "operand2": 4,
                "question": "33.2 ÷ 4 = ?",
                "answer": 8.3,
                "correctAnswer": "8.3",
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                "id": 15,
                "type": "decimals",
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                "operand1": 7,
                "operand2": 2.6,
                "question": "7 × 2.6 = ?",
                "answer": 18.2,
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            {
                "id": 16,
                "type": "decimals",
                "subType": "subtract",
                "operand1": 9.1,
                "operand2": 9,
                "question": "9.1 - 9.0 = ?",
                "answer": 0.1,
                "correctAnswer": "0.1",
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                "id": 17,
                "type": "decimals",
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                "operand1": 7.6,
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                "question": "7.6 + 2.6 = ?",
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                "id": 18,
                "type": "decimals",
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                "operand1": 69.6,
                "operand2": 6,
                "question": "69.6 ÷ 6 = ?",
                "answer": 11.6,
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                "id": 19,
                "type": "decimals",
                "subType": "divide",
                "operand1": 54,
                "operand2": 5,
                "question": "54.0 ÷ 5 = ?",
                "answer": 10.8,
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                "id": 20,
                "type": "decimals",
                "subType": "subtract",
                "operand1": 11.9,
                "operand2": 10.6,
                "question": "11.9 - 10.6 = ?",
                "answer": 1.3,
                "correctAnswer": "1.3",
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