B Set 89 Unknown

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        "operation": "place-value",
        "subject": "arithmetic",
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        "problems": [
            {
                "id": 1,
                "type": "place-value",
                "subType": "identify-digit",
                "number": 21,
                "question": "What is the ones digit in the number 21?",
                "answer": 1,
                "correctAnswer": "1",
                "difficulty": "easy"
            },
            {
                "id": 2,
                "type": "place-value",
                "subType": "expanded-form",
                "number": 47,
                "question": "Write 47 using place value expanded form. What is the expanded form?",
                "answer": "4 × 10 + 7 × 1",
                "correctAnswer": "4 × 10 + 7 × 1",
                "difficulty": "easy"
            },
            {
                "id": 3,
                "type": "place-value",
                "subType": "identify-digit",
                "number": 59,
                "question": "What is the ones digit in the number 59?",
                "answer": 9,
                "correctAnswer": "9",
                "difficulty": "easy"
            },
            {
                "id": 4,
                "type": "place-value",
                "subType": "standard-form",
                "number": 95,
                "question": "Write the standard form: 9 × 10 + 5 × 1 = ? (ones, tens, hundreds place)",
                "answer": 95,
                "correctAnswer": "95",
                "difficulty": "easy"
            },
            {
                "id": 5,
                "type": "place-value",
                "subType": "compare",
                "number": 28,
                "question": "Compare using place value: 28 ___ 38 (>, <, or =)",
                "answer": "<",
                "correctAnswer": "<",
                "difficulty": "easy"
            },
            {
                "id": 7,
                "type": "place-value",
                "subType": "expanded-form",
                "number": 56,
                "question": "Write 56 using place value expanded form. What is the expanded form?",
                "answer": "5 × 10 + 6 × 1",
                "correctAnswer": "5 × 10 + 6 × 1",
                "difficulty": "easy"
            },
            {
                "id": 8,
                "type": "place-value",
                "subType": "identify-digit",
                "number": 13,
                "question": "What is the tens digit in the number 13?",
                "answer": 1,
                "correctAnswer": "1",
                "difficulty": "easy"
            },
            {
                "id": 9,
                "type": "place-value",
                "subType": "compare",
                "number": 76,
                "question": "Compare using place value: 76 ___ 63 (>, <, or =)",
                "answer": ">",
                "correctAnswer": ">",
                "difficulty": "easy"
            },
            {
                "id": 10,
                "type": "place-value",
                "subType": "identify-digit",
                "number": 83,
                "question": "What is the ones digit in the number 83?",
                "answer": 3,
                "correctAnswer": "3",
                "difficulty": "easy"
            },
            {
                "id": 11,
                "type": "place-value",
                "subType": "standard-form",
                "number": 29,
                "question": "Write the standard form: 2 × 10 + 9 × 1 = ? (ones, tens, hundreds place)",
                "answer": 29,
                "correctAnswer": "29",
                "difficulty": "easy"
            },
            {
                "id": 12,
                "type": "place-value",
                "subType": "expanded-form",
                "number": 76,
                "question": "Write 76 using place value expanded form. What is the expanded form?",
                "answer": "7 × 10 + 6 × 1",
                "correctAnswer": "7 × 10 + 6 × 1",
                "difficulty": "easy"
            },
            {
                "id": 13,
                "type": "place-value",
                "subType": "identify-digit",
                "number": 15,
                "question": "What is the tens digit in the number 15?",
                "answer": 1,
                "correctAnswer": "1",
                "difficulty": "easy"
            },
            {
                "id": 14,
                "type": "place-value",
                "subType": "expanded-form",
                "number": 93,
                "question": "Write 93 using place value expanded form. What is the expanded form?",
                "answer": "9 × 10 + 3 × 1",
                "correctAnswer": "9 × 10 + 3 × 1",
                "difficulty": "easy"
            },
            {
                "id": 15,
                "type": "place-value",
                "subType": "standard-form",
                "number": 45,
                "question": "Write the standard form: 4 × 10 + 5 × 1 = ? (ones, tens, hundreds place)",
                "answer": 45,
                "correctAnswer": "45",
                "difficulty": "easy"
            },
            {
                "id": 16,
                "type": "place-value",
                "subType": "identify-digit",
                "number": 47,
                "question": "What is the tens digit in the number 47?",
                "answer": 4,
                "correctAnswer": "4",
                "difficulty": "easy"
            },
            {
                "id": 17,
                "type": "place-value",
                "subType": "identify-digit",
                "number": 76,
                "question": "What is the tens digit in the number 76?",
                "answer": 7,
                "correctAnswer": "7",
                "difficulty": "easy"
            },
            {
                "id": 18,
                "type": "place-value",
                "subType": "identify-digit",
                "number": 60,
                "question": "What is the tens digit in the number 60?",
                "answer": 6,
                "correctAnswer": "6",
                "difficulty": "easy"
            },
            {
                "id": 19,
                "type": "place-value",
                "subType": "standard-form",
                "number": 22,
                "question": "Write the standard form: 2 × 10 + 2 × 1 = ? (ones, tens, hundreds place)",
                "answer": 22,
                "correctAnswer": "22",
                "difficulty": "easy"
            },
            {
                "id": 20,
                "type": "place-value",
                "subType": "expanded-form",
                "number": 12,
                "question": "Write 12 using place value expanded form. What is the expanded form?",
                "answer": "1 × 10 + 2 × 1",
                "correctAnswer": "1 × 10 + 2 × 1",
                "difficulty": "easy"
            }
        ],
        "layout": {
            "columns": 2,
            "problemsPerPage": 20
        }
    },
    "outputTargets": {
        "screen": true,
        "print": true,
        "pdf": true,
        "answerKey": true
    },
    "_archetype": "form-exercise",
    "_generatorId": "arithmetic-generator-v7.2.1"
}