Subtraction Number Range Within 30 — Set 76

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                "question": "15 - 3 = ___",
                "answer": 12
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                "operand1": 24,
                "operand2": 13,
                "operator": "-",
                "question": "24 - 13 = ___",
                "answer": 11
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                "operand1": 2,
                "operand2": 1,
                "operator": "-",
                "question": "2 - 1 = ___",
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            {
                "id": 6,
                "operand1": 3,
                "operand2": 1,
                "operator": "-",
                "question": "3 - 1 = ___",
                "answer": 2,
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            {
                "id": 7,
                "operand1": 18,
                "operand2": 6,
                "operator": "-",
                "question": "18 - 6 = ___",
                "answer": 12
            },
            {
                "id": 8,
                "operand1": 25,
                "operand2": 10,
                "operator": "-",
                "question": "25 - 10 = ___",
                "answer": 15
            },
            {
                "id": 9,
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                "operand2": 3,
                "operator": "-",
                "question": "9 - 3 = ___",
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                "id": 10,
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                "operator": "-",
                "question": "3 - 2 = ___",
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            {
                "id": 11,
                "operand1": 4,
                "operand2": 2,
                "operator": "-",
                "question": "4 - 2 = ___",
                "answer": 2,
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                "id": 12,
                "operand1": 16,
                "operand2": 2,
                "operator": "-",
                "question": "16 - 2 = ___",
                "answer": 14
            },
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                "id": 13,
                "operand1": 17,
                "operand2": 7,
                "operator": "-",
                "question": "17 - 7 = ___",
                "answer": 10
            },
            {
                "id": 14,
                "operand1": 18,
                "operand2": 5,
                "operator": "-",
                "question": "18 - 5 = ___",
                "answer": 13
            },
            {
                "id": 15,
                "operand1": 15,
                "operand2": 14,
                "operator": "-",
                "question": "15 - 14 = ___",
                "answer": 1
            },
            {
                "id": 16,
                "operand1": 2,
                "operand2": 1,
                "operator": "-",
                "question": "2 - 1 = ___",
                "answer": 1,
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            {
                "id": 17,
                "operand1": 16,
                "operand2": 5,
                "operator": "-",
                "question": "16 - 5 = ___",
                "answer": 11
            },
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                "id": 18,
                "operand1": 2,
                "operand2": 1,
                "operator": "-",
                "question": "2 - 1 = ___",
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            {
                "id": 19,
                "operand1": 22,
                "operand2": 2,
                "operator": "-",
                "question": "22 - 2 = ___",
                "answer": 20
            },
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                "id": 20,
                "operand1": 15,
                "operand2": 10,
                "operator": "-",
                "question": "15 - 10 = ___",
                "answer": 5
            }
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