B Set 80 Unknown

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        "operation": "place-value",
        "subject": "arithmetic",
        "difficulty": "hard",
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            "maxNumber": 10
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        "problems": [
            {
                "id": 1,
                "type": "place-value",
                "subType": "identify-digit",
                "number": 38482,
                "question": "What is the tens digit in the number 38482?",
                "answer": 8,
                "correctAnswer": "8",
                "difficulty": "hard"
            },
            {
                "id": 2,
                "type": "place-value",
                "subType": "identify-digit",
                "number": 32093,
                "question": "What is the thousands digit in the number 32093?",
                "answer": 2,
                "correctAnswer": "2",
                "difficulty": "hard"
            },
            {
                "id": 3,
                "type": "place-value",
                "subType": "identify-digit",
                "number": 99894,
                "question": "What is the ones digit in the number 99894?",
                "answer": 4,
                "correctAnswer": "4",
                "difficulty": "hard"
            },
            {
                "id": 4,
                "type": "place-value",
                "subType": "identify-digit",
                "number": 66274,
                "question": "What is the ones digit in the number 66274?",
                "answer": 4,
                "correctAnswer": "4",
                "difficulty": "hard"
            },
            {
                "id": 5,
                "type": "place-value",
                "subType": "expanded-form",
                "number": 58216,
                "question": "Write 58216 using place value expanded form. What is the expanded form?",
                "answer": "5 × 10000 + 8 × 1000 + 2 × 100 + 1 × 10 + 6 × 1",
                "correctAnswer": "5 × 10000 + 8 × 1000 + 2 × 100 + 1 × 10 + 6 × 1",
                "difficulty": "hard"
            },
            {
                "id": 6,
                "type": "place-value",
                "subType": "expanded-form",
                "number": 20842,
                "question": "Write 20842 using place value expanded form. What is the expanded form?",
                "answer": "2 × 10000 + 8 × 100 + 4 × 10 + 2 × 1",
                "correctAnswer": "2 × 10000 + 8 × 100 + 4 × 10 + 2 × 1",
                "difficulty": "hard"
            },
            {
                "id": 7,
                "type": "place-value",
                "subType": "identify-digit",
                "number": 49269,
                "question": "What is the tens digit in the number 49269?",
                "answer": 6,
                "correctAnswer": "6",
                "difficulty": "hard"
            },
            {
                "id": 8,
                "type": "place-value",
                "subType": "identify-digit",
                "number": 14311,
                "question": "What is the tens digit in the number 14311?",
                "answer": 1,
                "correctAnswer": "1",
                "difficulty": "hard"
            },
            {
                "id": 9,
                "type": "place-value",
                "subType": "compare",
                "number": 21793,
                "question": "Compare using place value: 21793 ___ 36369 (>, <, or =)",
                "answer": "<",
                "correctAnswer": "<",
                "difficulty": "hard"
            },
            {
                "id": 10,
                "type": "place-value",
                "subType": "identify-digit",
                "number": 79179,
                "question": "What is the ten-thousands digit in the number 79179?",
                "answer": 7,
                "correctAnswer": "7",
                "difficulty": "hard"
            },
            {
                "id": 11,
                "type": "place-value",
                "subType": "compare",
                "number": 97138,
                "question": "Compare using place value: 97138 ___ 51913 (>, <, or =)",
                "answer": ">",
                "correctAnswer": ">",
                "difficulty": "hard"
            },
            {
                "id": 12,
                "type": "place-value",
                "subType": "identify-digit",
                "number": 77495,
                "question": "What is the hundreds digit in the number 77495?",
                "answer": 4,
                "correctAnswer": "4",
                "difficulty": "hard"
            },
            {
                "id": 13,
                "type": "place-value",
                "subType": "compare",
                "number": 46540,
                "question": "Compare using place value: 46540 ___ 71058 (>, <, or =)",
                "answer": "<",
                "correctAnswer": "<",
                "difficulty": "hard"
            },
            {
                "id": 14,
                "type": "place-value",
                "subType": "compare",
                "number": 94179,
                "question": "Compare using place value: 94179 ___ 62638 (>, <, or =)",
                "answer": ">",
                "correctAnswer": ">",
                "difficulty": "hard"
            },
            {
                "id": 15,
                "type": "place-value",
                "subType": "standard-form",
                "number": 63760,
                "question": "Write the standard form: 6 × 10000 + 3 × 1000 + 7 × 100 + 6 × 10 = ? (ones, tens, hundreds place)",
                "answer": 63760,
                "correctAnswer": "63760",
                "difficulty": "hard"
            },
            {
                "id": 16,
                "type": "place-value",
                "subType": "expanded-form",
                "number": 97240,
                "question": "Write 97240 using place value expanded form. What is the expanded form?",
                "answer": "9 × 10000 + 7 × 1000 + 2 × 100 + 4 × 10",
                "correctAnswer": "9 × 10000 + 7 × 1000 + 2 × 100 + 4 × 10",
                "difficulty": "hard"
            },
            {
                "id": 17,
                "type": "place-value",
                "subType": "expanded-form",
                "number": 29201,
                "question": "Write 29201 using place value expanded form. What is the expanded form?",
                "answer": "2 × 10000 + 9 × 1000 + 2 × 100 + 1 × 1",
                "correctAnswer": "2 × 10000 + 9 × 1000 + 2 × 100 + 1 × 1",
                "difficulty": "hard"
            },
            {
                "id": 18,
                "type": "place-value",
                "subType": "identify-digit",
                "number": 17235,
                "question": "What is the ones digit in the number 17235?",
                "answer": 5,
                "correctAnswer": "5",
                "difficulty": "hard"
            },
            {
                "id": 19,
                "type": "place-value",
                "subType": "identify-digit",
                "number": 47579,
                "question": "What is the hundreds digit in the number 47579?",
                "answer": 5,
                "correctAnswer": "5",
                "difficulty": "hard"
            },
            {
                "id": 20,
                "type": "place-value",
                "subType": "expanded-form",
                "number": 18620,
                "question": "Write 18620 using place value expanded form. What is the expanded form?",
                "answer": "1 × 10000 + 8 × 1000 + 6 × 100 + 2 × 10",
                "correctAnswer": "1 × 10000 + 8 × 1000 + 6 × 100 + 2 × 10",
                "difficulty": "hard"
            }
        ],
        "layout": {
            "columns": 2,
            "problemsPerPage": 20
        }
    },
    "outputTargets": {
        "screen": true,
        "print": true,
        "pdf": true,
        "answerKey": true
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    "_archetype": "form-exercise",
    "_generatorId": "arithmetic-generator-v7.2.1"
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