B Set 26 Unknown

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

{
    "contentData": {
        "operation": "math-bingo",
        "subject": "arithmetic",
        "difficulty": "easy",
        "gridSize": 5,
        "config": {
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        "problems": [
            {
                "type": "math-bingo",
                "subType": "math-bingo",
                "difficulty": "normal",
                "question": "Math Bingo! Solve: 2 × 4 = ? Mark the answer on the bingo card. Card rows: RED: [10, 21, 19, 20]; BLUE: [15, 25, 4, 6]; GREEN: [1, 23, 13, 5]; YELLOW: [18, 17, 8, 3]",
                "answer": "8",
                "expression": "2 × 4",
                "target": 8,
                "card": [
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                        21,
                        19,
                        20
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                    [
                        15,
                        25,
                        4,
                        6
                    ],
                    [
                        1,
                        23,
                        13,
                        5
                    ],
                    [
                        18,
                        17,
                        8,
                        3
                    ]
                ]
            }
        ],
        "layout": {
            "columns": 2,
            "problemsPerPage": 20
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    "_archetype": "form-exercise",
    "_generatorId": "arithmetic-generator-v7.2.1"
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