Balance Scale Subtraction Simple Medium — Set 14

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-balance-scale-subtraction-simple-medium",
        "pageNumber": 14,
        "generatedAt": "2026-03-16T15:22:01.528Z",
        "generatorVersion": "v7.2.1-wp-g2",
        "seed": "43d9fe99fac4e671",
        "seedInput": "1|node-1-leaf-balance-scale-subtraction-simple-medium|14|1.0.0|",
        "schemaVersion": "2.0.0",
        "mathTemplateId": null,
        "archetype": "form-exercise",
        "siteId": 1
    },
    "semantics": {
        "solvability": {
            "isDeterministic": true,
            "solutionCount": 1
        },
        "difficulty": {
            "declaredLevel": "medium",
            "computedScore": 50,
            "metrics": {
                "problemCount": 20,
                "operation": "balance-scale",
                "digits": 2,
                "regrouping": false
            }
        },
        "diversity": {
            "structuralHash": "079b8b6eb5f463b0b665b01f69b624f0",
            "contentFingerprint": "c0f343a7b42836a7"
        },
        "interaction": {
            "checkable": true,
            "revealable": true,
            "randomizable": true,
            "hintable": false,
            "progressable": true,
            "inputType": [
                "text-input"
            ]
        }
    },
    "version": "2.0",
    "generatorId": "arithmetic-generator-v7.2.1",
    "operation": "balance-scale",
    "subject": "arithmetic",
    "difficulty": "medium",
    "config": {
        "difficulty": "medium",
        "maxNumber": 10
    },
    "problems": [
        {
            "id": 1,
            "type": "balance-scale",
            "subType": "missing-addend",
            "question": "Balance the scale: 6 + __ = 9",
            "answer": 3,
            "correctAnswer": "3",
            "difficulty": "medium"
        },
        {
            "id": 2,
            "type": "balance-scale",
            "subType": "equal-expressions",
            "question": "Balance the scale: 8 + 6 = 11 + ?",
            "answer": 3,
            "correctAnswer": "3",
            "difficulty": "medium"
        },
        {
            "id": 3,
            "type": "balance-scale",
            "subType": "equal-expressions",
            "question": "Balance the scale: 10 + 10 = 17 + ?",
            "answer": 3,
            "correctAnswer": "3",
            "difficulty": "medium"
        },
        {
            "id": 4,
            "type": "balance-scale",
            "subType": "missing-addend",
            "question": "Balance the scale: 8 + __ = 10",
            "answer": 2,
            "correctAnswer": "2",
            "difficulty": "medium"
        },
        {
            "id": 5,
            "type": "balance-scale",
            "subType": "equal-expressions",
            "question": "Balance the scale: 7 + 1 = 2 + ?",
            "answer": 6,
            "correctAnswer": "6",
            "difficulty": "medium"
        },
        {
            "id": 6,
            "type": "balance-scale",
            "subType": "equal-expressions",
            "question": "Balance the scale: 1 + 2 = 2 + ?",
            "answer": 1,
            "correctAnswer": "1",
            "difficulty": "medium"
        },
        {
            "id": 7,
            "type": "balance-scale",
            "subType": "multiplication-balance",
            "question": "If left side = 6 × 2, what does the right side equal to balance the scale?",
            "answer": 12,
            "correctAnswer": "12",
            "difficulty": "medium"
        },
        {
            "id": 8,
            "type": "balance-scale",
            "subType": "equal-expressions",
            "question": "Balance the scale: 5 + 8 = 5 + ?",
            "answer": 8,
            "correctAnswer": "8",
            "difficulty": "medium"
        },
        {
            "id": 9,
            "type": "balance-scale",
            "subType": "missing-addend",
            "question": "Balance the scale: 3 + __ = 9",
            "answer": 6,
            "correctAnswer": "6",
            "difficulty": "medium"
        },
        {
            "id": 10,
            "type": "balance-scale",
            "subType": "multiplication-balance",
            "question": "If left side = 3 × 7, what does the right side equal to balance the scale?",
            "answer": 21,
            "correctAnswer": "21",
            "difficulty": "medium"
        },
        {
            "id": 11,
            "type": "balance-scale",
            "subType": "multiplication-balance",
            "question": "If left side = 2 × 9, what does the right side equal to balance the scale?",
            "answer": 18,
            "correctAnswer": "18",
            "difficulty": "medium"
        },
        {
            "id": 12,
            "type": "balance-scale",
            "subType": "multiplication-balance",
            "question": "If left side = 4 × 4, what does the right side equal to balance the scale?",
            "answer": 16,
            "correctAnswer": "16",
            "difficulty": "medium"
        },
        {
            "id": 13,
            "type": "balance-scale",
            "subType": "equal-expressions",
            "question": "Balance the scale: 9 + 9 = 16 + ?",
            "answer": 2,
            "correctAnswer": "2",
            "difficulty": "medium"
        },
        {
            "id": 14,
            "type": "balance-scale",
            "subType": "missing-addend",
            "question": "Balance the scale: 3 + __ = 5",
            "answer": 2,
            "correctAnswer": "2",
            "difficulty": "medium"
        },
        {
            "id": 15,
            "type": "balance-scale",
            "subType": "equal-expressions",
            "question": "Balance the scale: 10 + 8 = 16 + ?",
            "answer": 2,
            "correctAnswer": "2",
            "difficulty": "medium"
        },
        {
            "id": 16,
            "type": "balance-scale",
            "subType": "multiplication-balance",
            "question": "If left side = 2 × 3, what does the right side equal to balance the scale?",
            "answer": 6,
            "correctAnswer": "6",
            "difficulty": "medium"
        },
        {
            "id": 17,
            "type": "balance-scale",
            "subType": "multiplication-balance",
            "question": "If left side = 10 × 10, what does the right side equal to balance the scale?",
            "answer": 100,
            "correctAnswer": "100",
            "difficulty": "medium"
        },
        {
            "id": 18,
            "type": "balance-scale",
            "subType": "equal-expressions",
            "question": "Balance the scale: 3 + 5 = 5 + ?",
            "answer": 3,
            "correctAnswer": "3",
            "difficulty": "medium"
        },
        {
            "id": 19,
            "type": "balance-scale",
            "subType": "missing-addend",
            "question": "Balance the scale: 4 + __ = 10",
            "answer": 6,
            "correctAnswer": "6",
            "difficulty": "medium"
        },
        {
            "id": 20,
            "type": "balance-scale",
            "subType": "multiplication-balance",
            "question": "If left side = 6 × 9, what does the right side equal to balance the scale?",
            "answer": 54,
            "correctAnswer": "54",
            "difficulty": "medium"
        }
    ],
    "layout": {
        "columns": 2,
        "problemsPerPage": 20
    },
    "_archetype": "form-exercise",
    "_generatorId": "arithmetic-generator-v7.2.1"
}