B Set 73 Unknown

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                "id": 9,
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                "question": "20.0 ÷ 8 = ?",
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                "id": 10,
                "type": "decimals",
                "subType": "divide",
                "operand1": 28,
                "operand2": 8,
                "question": "28.0 ÷ 8 = ?",
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                "operand2": 16.3,
                "question": "12.6 + 16.3 = ?",
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                "id": 15,
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                "operand2": 12,
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                "id": 16,
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                "operand1": 19,
                "operand2": 9.1,
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                "answer": 28.1,
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                "id": 17,
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                "operand1": 11.4,
                "operand2": 13.3,
                "question": "11.4 + 13.3 = ?",
                "answer": 24.7,
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                "operand1": 80.8,
                "operand2": 8,
                "question": "80.8 ÷ 8 = ?",
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                "id": 19,
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                "subType": "multiply",
                "operand1": 4,
                "operand2": 4,
                "question": "4 × 4 = ?",
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                "id": 20,
                "type": "decimals",
                "subType": "subtract",
                "operand1": 10.4,
                "operand2": 1.2,
                "question": "10.4 - 1.2 = ?",
                "answer": 9.2,
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