Subtraction Number Range Within 500 — Set 22

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        "operation": "subtraction",
        "subject": "arithmetic",
        "difficulty": "medium",
        "config": {
            "maxNumber": 500,
            "regrouping": false,
            "operation": "subtraction",
            "maxSum": 500
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                "id": 1,
                "operand1": 383,
                "operand2": 71,
                "operator": "-",
                "question": "383 - 71 = ___",
                "answer": 312
            },
            {
                "id": 2,
                "operand1": 263,
                "operand2": 43,
                "operator": "-",
                "question": "263 - 43 = ___",
                "answer": 220
            },
            {
                "id": 3,
                "operand1": 448,
                "operand2": 11,
                "operator": "-",
                "question": "448 - 11 = ___",
                "answer": 437
            },
            {
                "id": 4,
                "operand1": 285,
                "operand2": 210,
                "operator": "-",
                "question": "285 - 210 = ___",
                "answer": 75
            },
            {
                "id": 5,
                "operand1": 189,
                "operand2": 139,
                "operator": "-",
                "question": "189 - 139 = ___",
                "answer": 50
            },
            {
                "id": 6,
                "operand1": 394,
                "operand2": 34,
                "operator": "-",
                "question": "394 - 34 = ___",
                "answer": 360
            },
            {
                "id": 7,
                "operand1": 209,
                "operand2": 200,
                "operator": "-",
                "question": "209 - 200 = ___",
                "answer": 9
            },
            {
                "id": 8,
                "operand1": 22,
                "operand2": 12,
                "operator": "-",
                "question": "22 - 12 = ___",
                "answer": 10
            },
            {
                "id": 9,
                "operand1": 44,
                "operand2": 42,
                "operator": "-",
                "question": "44 - 42 = ___",
                "answer": 2
            },
            {
                "id": 10,
                "operand1": 2,
                "operand2": 1,
                "operator": "-",
                "question": "2 - 1 = ___",
                "answer": 1,
                "visualIntent": {
                    "layout": "picture-equation",
                    "operation": "subtract",
                    "items": [
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                            "count": 2,
                            "role": "groupA"
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            {
                "id": 11,
                "operand1": 46,
                "operand2": 11,
                "operator": "-",
                "question": "46 - 11 = ___",
                "answer": 35
            },
            {
                "id": 12,
                "operand1": 38,
                "operand2": 20,
                "operator": "-",
                "question": "38 - 20 = ___",
                "answer": 18
            },
            {
                "id": 13,
                "operand1": 8,
                "operand2": 2,
                "operator": "-",
                "question": "8 - 2 = ___",
                "answer": 6,
                "visualIntent": {
                    "layout": "picture-equation",
                    "operation": "subtract",
                    "items": [
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                            "count": 8,
                            "role": "groupA"
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                            "role": "groupB"
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                    "crossedCount": 2
                }
            },
            {
                "id": 14,
                "operand1": 155,
                "operand2": 33,
                "operator": "-",
                "question": "155 - 33 = ___",
                "answer": 122
            },
            {
                "id": 15,
                "operand1": 39,
                "operand2": 38,
                "operator": "-",
                "question": "39 - 38 = ___",
                "answer": 1
            },
            {
                "id": 16,
                "operand1": 176,
                "operand2": 62,
                "operator": "-",
                "question": "176 - 62 = ___",
                "answer": 114
            },
            {
                "id": 17,
                "operand1": 39,
                "operand2": 24,
                "operator": "-",
                "question": "39 - 24 = ___",
                "answer": 15
            },
            {
                "id": 18,
                "operand1": 255,
                "operand2": 225,
                "operator": "-",
                "question": "255 - 225 = ___",
                "answer": 30
            },
            {
                "id": 19,
                "operand1": 83,
                "operand2": 10,
                "operator": "-",
                "question": "83 - 10 = ___",
                "answer": 73
            },
            {
                "id": 20,
                "operand1": 85,
                "operand2": 33,
                "operator": "-",
                "question": "85 - 33 = ___",
                "answer": 52
            }
        ],
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            "columns": 2,
            "problemsPerPage": 20
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    "_archetype": "form-exercise",
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