B Set 16 Unknown

This page uses a content type that does not have a custom renderer yet. Raw structured data is shown below.

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        "operation": "math-bingo",
        "subject": "arithmetic",
        "difficulty": "medium",
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            "difficulty": "medium",
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        "problems": [
            {
                "type": "math-bingo",
                "subType": "math-bingo",
                "difficulty": "medium",
                "question": "Math Bingo! Solve: 30 - 7 = ? Mark the answer on the bingo card. Card rows: RED: [15, 26, 8, 31]; BLUE: [25, 34, 3, 30]; GREEN: [14, 2, 5, 22]; YELLOW: [33, 23, 19, 7]",
                "answer": "23",
                "expression": "30 - 7",
                "target": 23,
                "card": [
                    [
                        15,
                        26,
                        8,
                        31
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                    [
                        25,
                        34,
                        3,
                        30
                    ],
                    [
                        14,
                        2,
                        5,
                        22
                    ],
                    [
                        33,
                        23,
                        19,
                        7
                    ]
                ]
            }
        ],
        "layout": {
            "columns": 2,
            "problemsPerPage": 20
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    "outputTargets": {
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    "_archetype": "form-exercise",
    "_generatorId": "arithmetic-generator-v7.2.1"
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