expert Set 77 Form Exercise

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    "problems": [
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            "id": 1,
            "type": "place-value",
            "subType": "standard-form",
            "number": 298820,
            "question": "Write the standard form: 2 × 100000 + 9 × 10000 + 8 × 1000 + 8 × 100 + 2 × 10 = ? (ones, tens, hundreds place)",
            "answer": 298820,
            "correctAnswer": "298820",
            "difficulty": "expert"
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        {
            "id": 2,
            "type": "place-value",
            "subType": "identify-digit",
            "number": 862152,
            "question": "What is the hundreds digit in the number 862152?",
            "answer": 1,
            "correctAnswer": "1",
            "difficulty": "expert"
        },
        {
            "id": 3,
            "type": "place-value",
            "subType": "identify-digit",
            "number": 563134,
            "question": "What is the ten-thousands digit in the number 563134?",
            "answer": 6,
            "correctAnswer": "6",
            "difficulty": "expert"
        },
        {
            "id": 4,
            "type": "place-value",
            "subType": "identify-digit",
            "number": 643539,
            "question": "What is the tens digit in the number 643539?",
            "answer": 3,
            "correctAnswer": "3",
            "difficulty": "expert"
        },
        {
            "id": 5,
            "type": "place-value",
            "subType": "identify-digit",
            "number": 713905,
            "question": "What is the ones digit in the number 713905?",
            "answer": 5,
            "correctAnswer": "5",
            "difficulty": "expert"
        },
        {
            "id": 6,
            "type": "place-value",
            "subType": "identify-digit",
            "number": 545333,
            "question": "What is the hundred-thousands digit in the number 545333?",
            "answer": 5,
            "correctAnswer": "5",
            "difficulty": "expert"
        },
        {
            "id": 7,
            "type": "place-value",
            "subType": "identify-digit",
            "number": 743456,
            "question": "What is the hundreds digit in the number 743456?",
            "answer": 4,
            "correctAnswer": "4",
            "difficulty": "expert"
        },
        {
            "id": 8,
            "type": "place-value",
            "subType": "identify-digit",
            "number": 544546,
            "question": "What is the ten-thousands digit in the number 544546?",
            "answer": 4,
            "correctAnswer": "4",
            "difficulty": "expert"
        },
        {
            "id": 9,
            "type": "place-value",
            "subType": "expanded-form",
            "number": 599432,
            "question": "Write 599432 using place value expanded form. What is the expanded form?",
            "answer": "5 × 100000 + 9 × 10000 + 9 × 1000 + 4 × 100 + 3 × 10 + 2 × 1",
            "correctAnswer": "5 × 100000 + 9 × 10000 + 9 × 1000 + 4 × 100 + 3 × 10 + 2 × 1",
            "difficulty": "expert"
        },
        {
            "id": 10,
            "type": "place-value",
            "subType": "standard-form",
            "number": 891438,
            "question": "Write the standard form: 8 × 100000 + 9 × 10000 + 1 × 1000 + 4 × 100 + 3 × 10 + 8 × 1 = ? (ones, tens, hundreds place)",
            "answer": 891438,
            "correctAnswer": "891438",
            "difficulty": "expert"
        },
        {
            "id": 11,
            "type": "place-value",
            "subType": "expanded-form",
            "number": 212521,
            "question": "Write 212521 using place value expanded form. What is the expanded form?",
            "answer": "2 × 100000 + 1 × 10000 + 2 × 1000 + 5 × 100 + 2 × 10 + 1 × 1",
            "correctAnswer": "2 × 100000 + 1 × 10000 + 2 × 1000 + 5 × 100 + 2 × 10 + 1 × 1",
            "difficulty": "expert"
        },
        {
            "id": 12,
            "type": "place-value",
            "subType": "identify-digit",
            "number": 395723,
            "question": "What is the thousands digit in the number 395723?",
            "answer": 5,
            "correctAnswer": "5",
            "difficulty": "expert"
        },
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            "id": 13,
            "type": "place-value",
            "subType": "identify-digit",
            "number": 497743,
            "question": "What is the tens digit in the number 497743?",
            "answer": 4,
            "correctAnswer": "4",
            "difficulty": "expert"
        },
        {
            "id": 14,
            "type": "place-value",
            "subType": "standard-form",
            "number": 820287,
            "question": "Write the standard form: 8 × 100000 + 2 × 10000 + 2 × 100 + 8 × 10 + 7 × 1 = ? (ones, tens, hundreds place)",
            "answer": 820287,
            "correctAnswer": "820287",
            "difficulty": "expert"
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        {
            "id": 15,
            "type": "place-value",
            "subType": "identify-digit",
            "number": 715455,
            "question": "What is the ones digit in the number 715455?",
            "answer": 5,
            "correctAnswer": "5",
            "difficulty": "expert"
        },
        {
            "id": 16,
            "type": "place-value",
            "subType": "identify-digit",
            "number": 716605,
            "question": "What is the thousands digit in the number 716605?",
            "answer": 6,
            "correctAnswer": "6",
            "difficulty": "expert"
        },
        {
            "id": 17,
            "type": "place-value",
            "subType": "compare",
            "number": 642334,
            "question": "Compare using place value: 642334 ___ 824601 (>, <, or =)",
            "answer": "<",
            "correctAnswer": "<",
            "difficulty": "expert"
        },
        {
            "id": 18,
            "type": "place-value",
            "subType": "standard-form",
            "number": 129916,
            "question": "Write the standard form: 1 × 100000 + 2 × 10000 + 9 × 1000 + 9 × 100 + 1 × 10 + 6 × 1 = ? (ones, tens, hundreds place)",
            "answer": 129916,
            "correctAnswer": "129916",
            "difficulty": "expert"
        },
        {
            "id": 19,
            "type": "place-value",
            "subType": "identify-digit",
            "number": 182043,
            "question": "What is the ones digit in the number 182043?",
            "answer": 3,
            "correctAnswer": "3",
            "difficulty": "expert"
        },
        {
            "id": 20,
            "type": "place-value",
            "subType": "standard-form",
            "number": 447492,
            "question": "Write the standard form: 4 × 100000 + 4 × 10000 + 7 × 1000 + 4 × 100 + 9 × 10 + 2 × 1 = ? (ones, tens, hundreds place)",
            "answer": 447492,
            "correctAnswer": "447492",
            "difficulty": "expert"
        }
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