B Set 69 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": "counting",
        "subject": "arithmetic",
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        "problems": [
            {
                "id": 1,
                "type": "counting",
                "subType": "count-objects",
                "question": "Count the squares: How many are there? (53 squares)",
                "answer": 53,
                "correctAnswer": "53",
                "difficulty": "normal"
            },
            {
                "id": 2,
                "type": "counting",
                "subType": "skip-counting",
                "question": "What is the next number in the sequence? 51, 54, 57, __, 63",
                "answer": 60,
                "correctAnswer": "60",
                "difficulty": "normal"
            },
            {
                "id": 3,
                "type": "counting",
                "subType": "skip-counting",
                "question": "What is the next number in the sequence? 408, 411, __, 417, 420",
                "answer": 414,
                "correctAnswer": "414",
                "difficulty": "normal"
            },
            {
                "id": 4,
                "type": "counting",
                "subType": "what-comes-next",
                "question": "What comes after 642?",
                "answer": 643,
                "correctAnswer": "643",
                "difficulty": "normal"
            },
            {
                "id": 5,
                "type": "counting",
                "subType": "skip-counting",
                "question": "What is the next number in the sequence? 10, __, 30, 40, 50",
                "answer": 20,
                "correctAnswer": "20",
                "difficulty": "normal"
            },
            {
                "id": 6,
                "type": "counting",
                "subType": "count-objects",
                "question": "Count the apples: How many are there? (611 apples)",
                "answer": 611,
                "correctAnswer": "611",
                "difficulty": "normal"
            },
            {
                "id": 7,
                "type": "counting",
                "subType": "what-comes-next",
                "question": "What comes after 817?",
                "answer": 818,
                "correctAnswer": "818",
                "difficulty": "normal"
            },
            {
                "id": 8,
                "type": "counting",
                "subType": "skip-counting",
                "question": "What is the next number in the sequence? 210, 215, 220, __, 230",
                "answer": 225,
                "correctAnswer": "225",
                "difficulty": "normal"
            },
            {
                "id": 9,
                "type": "counting",
                "subType": "what-comes-next",
                "question": "What comes after 378?",
                "answer": 379,
                "correctAnswer": "379",
                "difficulty": "normal"
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                "id": 10,
                "type": "counting",
                "subType": "skip-counting",
                "question": "What is the next number in the sequence? 153, 156, 159, __, 165",
                "answer": 162,
                "correctAnswer": "162",
                "difficulty": "normal"
            },
            {
                "id": 11,
                "type": "counting",
                "subType": "count-objects",
                "question": "Count the hearts: How many are there? (286 hearts)",
                "answer": 286,
                "correctAnswer": "286",
                "difficulty": "normal"
            },
            {
                "id": 12,
                "type": "counting",
                "subType": "count-by",
                "question": "Count by 10s: 80, 90, 100, 110, __",
                "answer": 120,
                "correctAnswer": "120",
                "difficulty": "normal"
            },
            {
                "id": 13,
                "type": "counting",
                "subType": "skip-counting",
                "question": "What is the next number in the sequence? 110, 120, __, 140, 150",
                "answer": 130,
                "correctAnswer": "130",
                "difficulty": "normal"
            },
            {
                "id": 14,
                "type": "counting",
                "subType": "skip-counting",
                "question": "What is the next number in the sequence? 10, 15, __, 25, 30",
                "answer": 20,
                "correctAnswer": "20",
                "difficulty": "normal"
            },
            {
                "id": 15,
                "type": "counting",
                "subType": "skip-counting",
                "question": "What is the next number in the sequence? 455, 460, 465, __, 475",
                "answer": 470,
                "correctAnswer": "470",
                "difficulty": "normal"
            },
            {
                "id": 16,
                "type": "counting",
                "subType": "count-objects",
                "question": "Count the apples: How many are there? (72 apples)",
                "answer": 72,
                "correctAnswer": "72",
                "difficulty": "normal"
            },
            {
                "id": 17,
                "type": "counting",
                "subType": "count-objects",
                "question": "Count the flowers: How many are there? (92 flowers)",
                "answer": 92,
                "correctAnswer": "92",
                "difficulty": "normal"
            },
            {
                "id": 18,
                "type": "counting",
                "subType": "skip-counting",
                "question": "What is the next number in the sequence? 387, __, 393, 396, 399",
                "answer": 390,
                "correctAnswer": "390",
                "difficulty": "normal"
            },
            {
                "id": 19,
                "type": "counting",
                "subType": "count-by",
                "question": "Count by 3s: 366, 369, 372, 375, __",
                "answer": 378,
                "correctAnswer": "378",
                "difficulty": "normal"
            },
            {
                "id": 20,
                "type": "counting",
                "subType": "count-by",
                "question": "Count by 3s: 417, 420, 423, 426, __",
                "answer": 429,
                "correctAnswer": "429",
                "difficulty": "normal"
            }
        ],
        "layout": {
            "columns": 2,
            "problemsPerPage": 20
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    "_archetype": "form-exercise",
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