Subtraction Number Range Within 75 — Set 81

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                "operand2": 10,
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                "question": "15 - 10 = ___",
                "answer": 5
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                "id": 2,
                "operand1": 38,
                "operand2": 23,
                "operator": "-",
                "question": "38 - 23 = ___",
                "answer": 15
            },
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                "operand1": 7,
                "operand2": 6,
                "operator": "-",
                "question": "7 - 6 = ___",
                "answer": 1,
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            {
                "id": 4,
                "operand1": 52,
                "operand2": 32,
                "operator": "-",
                "question": "52 - 32 = ___",
                "answer": 20
            },
            {
                "id": 5,
                "operand1": 16,
                "operand2": 6,
                "operator": "-",
                "question": "16 - 6 = ___",
                "answer": 10
            },
            {
                "id": 6,
                "operand1": 14,
                "operand2": 12,
                "operator": "-",
                "question": "14 - 12 = ___",
                "answer": 2
            },
            {
                "id": 7,
                "operand1": 62,
                "operand2": 60,
                "operator": "-",
                "question": "62 - 60 = ___",
                "answer": 2
            },
            {
                "id": 8,
                "operand1": 24,
                "operand2": 20,
                "operator": "-",
                "question": "24 - 20 = ___",
                "answer": 4
            },
            {
                "id": 9,
                "operand1": 9,
                "operand2": 2,
                "operator": "-",
                "question": "9 - 2 = ___",
                "answer": 7,
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            {
                "id": 10,
                "operand1": 33,
                "operand2": 10,
                "operator": "-",
                "question": "33 - 10 = ___",
                "answer": 23
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            {
                "id": 11,
                "operand1": 33,
                "operand2": 32,
                "operator": "-",
                "question": "33 - 32 = ___",
                "answer": 1
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            {
                "id": 12,
                "operand1": 2,
                "operand2": 1,
                "operator": "-",
                "question": "2 - 1 = ___",
                "answer": 1,
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            {
                "id": 13,
                "operand1": 35,
                "operand2": 3,
                "operator": "-",
                "question": "35 - 3 = ___",
                "answer": 32
            },
            {
                "id": 14,
                "operand1": 4,
                "operand2": 1,
                "operator": "-",
                "question": "4 - 1 = ___",
                "answer": 3,
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            {
                "id": 15,
                "operand1": 48,
                "operand2": 40,
                "operator": "-",
                "question": "48 - 40 = ___",
                "answer": 8
            },
            {
                "id": 16,
                "operand1": 73,
                "operand2": 31,
                "operator": "-",
                "question": "73 - 31 = ___",
                "answer": 42
            },
            {
                "id": 17,
                "operand1": 54,
                "operand2": 11,
                "operator": "-",
                "question": "54 - 11 = ___",
                "answer": 43
            },
            {
                "id": 18,
                "operand1": 69,
                "operand2": 35,
                "operator": "-",
                "question": "69 - 35 = ___",
                "answer": 34
            },
            {
                "id": 19,
                "operand1": 58,
                "operand2": 35,
                "operator": "-",
                "question": "58 - 35 = ___",
                "answer": 23
            },
            {
                "id": 20,
                "operand1": 68,
                "operand2": 25,
                "operator": "-",
                "question": "68 - 25 = ___",
                "answer": 43
            }
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