Counting Backwards 10 Starter — Set 26

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

{
    "outputTargets": {
        "screen": true,
        "print": true,
        "pdf": true,
        "answerKey": true
    },
    "_meta": {
        "nodeId": "node-1-leaf-counting-backwards-10-starter",
        "pageNumber": 26,
        "generatedAt": "2026-03-16T15:21:44.373Z",
        "generatorVersion": "v7.2.1-wp-g2",
        "seed": "67982f8bb4450e85",
        "seedInput": "1|node-1-leaf-counting-backwards-10-starter|26|1.0.0|",
        "schemaVersion": "2.0.0",
        "mathTemplateId": null,
        "archetype": "form-exercise",
        "siteId": 1
    },
    "semantics": {
        "solvability": {
            "isDeterministic": true,
            "solutionCount": 1
        },
        "difficulty": {
            "declaredLevel": "easy",
            "computedScore": 38,
            "metrics": {
                "problemCount": 14,
                "operation": "counting",
                "digits": 2,
                "regrouping": false
            }
        },
        "diversity": {
            "structuralHash": "acdaf3571e3dcf6e796432e12e2b6c5f",
            "contentFingerprint": "597a8287bcce39f6"
        },
        "interaction": {
            "checkable": true,
            "revealable": true,
            "randomizable": true,
            "hintable": false,
            "progressable": true,
            "inputType": [
                "text-input"
            ]
        }
    },
    "version": "2.0",
    "generatorId": "arithmetic-generator-v7.2.1",
    "operation": "counting",
    "subject": "arithmetic",
    "difficulty": "starter",
    "config": {
        "difficulty": "starter",
        "maxNumber": 10
    },
    "problems": [
        {
            "id": 1,
            "type": "counting",
            "subType": "count-by",
            "question": "Count by 10s: 0, 10, 20, 30, __",
            "answer": 40,
            "correctAnswer": "40",
            "difficulty": "starter"
        },
        {
            "id": 2,
            "type": "counting",
            "subType": "what-comes-next",
            "question": "What comes after 2?",
            "answer": 3,
            "correctAnswer": "3",
            "difficulty": "starter"
        },
        {
            "id": 3,
            "type": "counting",
            "subType": "what-comes-next",
            "question": "What comes after 6?",
            "answer": 7,
            "correctAnswer": "7",
            "difficulty": "starter"
        },
        {
            "id": 4,
            "type": "counting",
            "subType": "skip-counting",
            "question": "What is the next number in the sequence? 3, 6, 9, __, 15",
            "answer": 12,
            "correctAnswer": "12",
            "difficulty": "starter"
        },
        {
            "id": 5,
            "type": "counting",
            "subType": "count-objects",
            "question": "Count the squares: How many are there? (7 squares)",
            "answer": 7,
            "correctAnswer": "7",
            "difficulty": "starter"
        },
        {
            "id": 6,
            "type": "counting",
            "subType": "count-by",
            "question": "Count by 5s: 5, 10, 15, 20, __",
            "answer": 25,
            "correctAnswer": "25",
            "difficulty": "starter"
        },
        {
            "id": 7,
            "type": "counting",
            "subType": "count-objects",
            "question": "Count the hearts: How many are there? (2 hearts)",
            "answer": 2,
            "correctAnswer": "2",
            "difficulty": "starter"
        },
        {
            "id": 8,
            "type": "counting",
            "subType": "skip-counting",
            "question": "What is the next number in the sequence? 5, 10, __, 20, 25",
            "answer": 15,
            "correctAnswer": "15",
            "difficulty": "starter"
        },
        {
            "id": 10,
            "type": "counting",
            "subType": "skip-counting",
            "question": "What is the next number in the sequence? 10, __, 30, 40, 50",
            "answer": 20,
            "correctAnswer": "20",
            "difficulty": "starter"
        },
        {
            "id": 11,
            "type": "counting",
            "subType": "count-objects",
            "question": "Count the apples: How many are there? (5 apples)",
            "answer": 5,
            "correctAnswer": "5",
            "difficulty": "starter"
        },
        {
            "id": 12,
            "type": "counting",
            "subType": "count-by",
            "question": "Count by 3s: 3, 6, 9, 12, __",
            "answer": 15,
            "correctAnswer": "15",
            "difficulty": "starter"
        },
        {
            "id": 14,
            "type": "counting",
            "subType": "count-objects",
            "question": "Count the circles: How many are there? (1 circles)",
            "answer": 1,
            "correctAnswer": "1",
            "difficulty": "starter"
        },
        {
            "id": 17,
            "type": "counting",
            "subType": "what-comes-next",
            "question": "What comes after 8?",
            "answer": 9,
            "correctAnswer": "9",
            "difficulty": "starter"
        },
        {
            "id": 20,
            "type": "counting",
            "subType": "skip-counting",
            "question": "What is the next number in the sequence? 5, 10, 15, __, 25",
            "answer": 20,
            "correctAnswer": "20",
            "difficulty": "starter"
        }
    ],
    "layout": {
        "columns": 2,
        "problemsPerPage": 20
    },
    "_archetype": "form-exercise",
    "_generatorId": "arithmetic-generator-v7.2.1"
}