Fractions Mixed Numbers Medium — Set 51

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                "numerator1": 1,
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                "numerator1": 4,
                "denominator1": 8,
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                "denominator2": 9,
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                "answer": "25/18",
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                "subType": "subtract",
                "numerator1": 6,
                "denominator1": 12,
                "numerator2": 2,
                "denominator2": 10,
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                "answer": "3/10",
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                "id": 5,
                "type": "fractions",
                "subType": "add",
                "numerator1": 4,
                "denominator1": 11,
                "numerator2": 2,
                "denominator2": 3,
                "question": "4/11 + 2/3 = ?",
                "answer": "34/33",
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                "id": 6,
                "type": "fractions",
                "subType": "multiply",
                "numerator1": 9,
                "denominator1": 12,
                "numerator2": 1,
                "denominator2": 3,
                "question": "9/12 × 1/3 = ?",
                "answer": "1/4",
                "correctAnswer": "1/4",
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                "id": 7,
                "type": "fractions",
                "subType": "add",
                "numerator1": 6,
                "denominator1": 8,
                "numerator2": 3,
                "denominator2": 6,
                "question": "6/8 + 3/6 = ?",
                "answer": "5/4",
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                "id": 8,
                "type": "fractions",
                "subType": "subtract",
                "numerator1": 1,
                "denominator1": 7,
                "numerator2": 1,
                "denominator2": 7,
                "question": "1/7 - 1/7 = ?",
                "answer": "0",
                "correctAnswer": "0",
                "difficulty": "medium"
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                "id": 9,
                "type": "fractions",
                "subType": "simplify",
                "numerator1": 3,
                "denominator1": 9,
                "numerator2": 2,
                "denominator2": 3,
                "question": "Simplify 9/27 = ?",
                "answer": "3/9",
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                "id": 10,
                "type": "fractions",
                "subType": "subtract",
                "numerator1": 6,
                "denominator1": 9,
                "numerator2": 3,
                "denominator2": 6,
                "question": "6/9 - 3/6 = ?",
                "answer": "1/6",
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                "type": "fractions",
                "subType": "simplify",
                "numerator1": 5,
                "denominator1": 10,
                "numerator2": 1,
                "denominator2": 2,
                "question": "Simplify 20/40 = ?",
                "answer": "5/10",
                "correctAnswer": "5/10",
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                "id": 12,
                "type": "fractions",
                "subType": "subtract",
                "numerator1": 1,
                "denominator1": 3,
                "numerator2": 1,
                "denominator2": 4,
                "question": "1/3 - 1/4 = ?",
                "answer": "1/12",
                "correctAnswer": "1/12",
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                "id": 13,
                "type": "fractions",
                "subType": "subtract",
                "numerator1": 4,
                "denominator1": 6,
                "numerator2": 1,
                "denominator2": 4,
                "question": "4/6 - 1/4 = ?",
                "answer": "5/12",
                "correctAnswer": "5/12",
                "difficulty": "medium"
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            {
                "id": 14,
                "type": "fractions",
                "subType": "multiply",
                "numerator1": 2,
                "denominator1": 7,
                "numerator2": 3,
                "denominator2": 7,
                "question": "2/7 × 3/7 = ?",
                "answer": "6/49",
                "correctAnswer": "6/49",
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                "id": 15,
                "type": "fractions",
                "subType": "divide",
                "numerator1": 1,
                "denominator1": 3,
                "numerator2": 4,
                "denominator2": 6,
                "question": "1/3 ÷ 4/6 = ?",
                "answer": "1/2",
                "correctAnswer": "1/2",
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                "id": 16,
                "type": "fractions",
                "subType": "add",
                "numerator1": 3,
                "denominator1": 10,
                "numerator2": 4,
                "denominator2": 9,
                "question": "3/10 + 4/9 = ?",
                "answer": "67/90",
                "correctAnswer": "67/90",
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                "id": 17,
                "type": "fractions",
                "subType": "subtract",
                "numerator1": 4,
                "denominator1": 5,
                "numerator2": 2,
                "denominator2": 10,
                "question": "4/5 - 2/10 = ?",
                "answer": "3/5",
                "correctAnswer": "3/5",
                "difficulty": "medium"
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                "id": 18,
                "type": "fractions",
                "subType": "simplify",
                "numerator1": 4,
                "denominator1": 5,
                "numerator2": 3,
                "denominator2": 11,
                "question": "Simplify 8/10 = ?",
                "answer": "4/5",
                "correctAnswer": "4/5",
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                "id": 19,
                "type": "fractions",
                "subType": "subtract",
                "numerator1": 2,
                "denominator1": 3,
                "numerator2": 3,
                "denominator2": 6,
                "question": "2/3 - 3/6 = ?",
                "answer": "1/6",
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