B Set 78 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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        "subject": "arithmetic",
        "difficulty": "easy",
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                "type": "math-bingo",
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                "question": "Math Bingo! Solve: 2 × 10 = ? Mark the answer on the bingo card. Card rows: RED: [9, 17, 5, 16]; BLUE: [7, 21, 6, 22]; GREEN: [24, 1, 10, 13]; YELLOW: [3, 12, 20, 19]",
                "answer": "20",
                "expression": "2 × 10",
                "target": 20,
                "card": [
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                        22
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                    [
                        24,
                        1,
                        10,
                        13
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                        12,
                        20,
                        19
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    "_archetype": "form-exercise",
    "_generatorId": "arithmetic-generator-v7.2.1"
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