Subtraction Number Range Within 15 — Set 5

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

{
    "_meta": {
        "schemaVersion": "2.0.0",
        "nodeId": "node-1-subtraction-within-15",
        "pageNumber": 5,
        "generatedAt": "2026-03-01T01:52:12.805Z",
        "generatorVersion": "v7.2.1-wp-g2",
        "seed": "4906830116498739488",
        "resolvedParams": {
            "expectedPuzzleSize": null,
            "expectedSize": null,
            "expectedDifficulty": null,
            "expectedVariant": null,
            "displayDifficulty": null,
            "theme": null,
            "contentType": null,
            "source": {
                "puzzleSize": "config",
                "size": "config",
                "difficulty": "config",
                "variant": "config"
            }
        },
        "contractVersion": "1.0",
        "canonicalVersion": "2.0",
        "archetype": "form-exercise",
        "contentHash": "eb17cc75c6d2828b37ef8f24d60d12fa306f49fbb0133f8c8e05a4cba87c5a4b",
        "fallbackReason": null
    },
    "title": "form-exercise set 5",
    "operation": "subtraction",
    "subject": "arithmetic",
    "difficulty": "hard",
    "config": {
        "maxNumber": 15,
        "regrouping": false,
        "operation": "subtraction",
        "maxSum": 15,
        "difficulty": "hard"
    },
    "problems": [
        {
            "id": 1,
            "operand1": 5,
            "operand2": 3,
            "operator": "-",
            "answer": 2
        },
        {
            "id": 2,
            "operand1": 12,
            "operand2": 2,
            "operator": "-",
            "answer": 10
        },
        {
            "id": 3,
            "operand1": 2,
            "operand2": 1,
            "operator": "-",
            "answer": 1
        },
        {
            "id": 4,
            "operand1": 11,
            "operand2": 1,
            "operator": "-",
            "answer": 10
        },
        {
            "id": 5,
            "operand1": 15,
            "operand2": 2,
            "operator": "-",
            "answer": 13
        },
        {
            "id": 6,
            "operand1": 7,
            "operand2": 1,
            "operator": "-",
            "answer": 6
        },
        {
            "id": 7,
            "operand1": 2,
            "operand2": 1,
            "operator": "-",
            "answer": 1
        },
        {
            "id": 8,
            "operand1": 6,
            "operand2": 1,
            "operator": "-",
            "answer": 5
        },
        {
            "id": 9,
            "operand1": 4,
            "operand2": 2,
            "operator": "-",
            "answer": 2
        },
        {
            "id": 10,
            "operand1": 5,
            "operand2": 3,
            "operator": "-",
            "answer": 2
        },
        {
            "id": 11,
            "operand1": 7,
            "operand2": 1,
            "operator": "-",
            "answer": 6
        },
        {
            "id": 12,
            "operand1": 2,
            "operand2": 1,
            "operator": "-",
            "answer": 1
        },
        {
            "id": 13,
            "operand1": 14,
            "operand2": 4,
            "operator": "-",
            "answer": 10
        },
        {
            "id": 14,
            "operand1": 7,
            "operand2": 1,
            "operator": "-",
            "answer": 6
        },
        {
            "id": 15,
            "operand1": 12,
            "operand2": 1,
            "operator": "-",
            "answer": 11
        },
        {
            "id": 16,
            "operand1": 13,
            "operand2": 1,
            "operator": "-",
            "answer": 12
        },
        {
            "id": 17,
            "operand1": 2,
            "operand2": 1,
            "operator": "-",
            "answer": 1
        },
        {
            "id": 18,
            "operand1": 4,
            "operand2": 1,
            "operator": "-",
            "answer": 3
        },
        {
            "id": 19,
            "operand1": 5,
            "operand2": 2,
            "operator": "-",
            "answer": 3
        },
        {
            "id": 20,
            "operand1": 2,
            "operand2": 1,
            "operator": "-",
            "answer": 1
        }
    ],
    "layout": {
        "columns": 2,
        "problemsPerPage": 20
    },
    "_archetype": null,
    "_generatorId": null
}