B Set 41 Unknown

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                "subType": "identify-digit",
                "number": 21,
                "question": "What is the ones digit in the number 21?",
                "answer": 1,
                "correctAnswer": "1",
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            },
            {
                "id": 2,
                "type": "place-value",
                "subType": "identify-digit",
                "number": 34,
                "question": "What is the ones digit in the number 34?",
                "answer": 4,
                "correctAnswer": "4",
                "difficulty": "starter"
            },
            {
                "id": 3,
                "type": "place-value",
                "subType": "expanded-form",
                "number": 31,
                "question": "Write 31 using place value expanded form. What is the expanded form?",
                "answer": "3 × 10 + 1 × 1",
                "correctAnswer": "3 × 10 + 1 × 1",
                "difficulty": "starter"
            },
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                "id": 4,
                "type": "place-value",
                "subType": "standard-form",
                "number": 63,
                "question": "Write the standard form: 6 × 10 + 3 × 1 = ? (ones, tens, hundreds place)",
                "answer": 63,
                "correctAnswer": "63",
                "difficulty": "starter"
            },
            {
                "id": 5,
                "type": "place-value",
                "subType": "standard-form",
                "number": 35,
                "question": "Write the standard form: 3 × 10 + 5 × 1 = ? (ones, tens, hundreds place)",
                "answer": 35,
                "correctAnswer": "35",
                "difficulty": "starter"
            },
            {
                "id": 6,
                "type": "place-value",
                "subType": "standard-form",
                "number": 69,
                "question": "Write the standard form: 6 × 10 + 9 × 1 = ? (ones, tens, hundreds place)",
                "answer": 69,
                "correctAnswer": "69",
                "difficulty": "starter"
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                "id": 7,
                "type": "place-value",
                "subType": "compare",
                "number": 42,
                "question": "Compare using place value: 42 ___ 54 (>, <, or =)",
                "answer": "<",
                "correctAnswer": "<",
                "difficulty": "starter"
            },
            {
                "id": 8,
                "type": "place-value",
                "subType": "compare",
                "number": 59,
                "question": "Compare using place value: 59 ___ 69 (>, <, or =)",
                "answer": "<",
                "correctAnswer": "<",
                "difficulty": "starter"
            },
            {
                "id": 9,
                "type": "place-value",
                "subType": "identify-digit",
                "number": 32,
                "question": "What is the ones digit in the number 32?",
                "answer": 2,
                "correctAnswer": "2",
                "difficulty": "starter"
            },
            {
                "id": 10,
                "type": "place-value",
                "subType": "identify-digit",
                "number": 80,
                "question": "What is the ones digit in the number 80?",
                "answer": 0,
                "correctAnswer": "0",
                "difficulty": "starter"
            },
            {
                "id": 11,
                "type": "place-value",
                "subType": "standard-form",
                "number": 73,
                "question": "Write the standard form: 7 × 10 + 3 × 1 = ? (ones, tens, hundreds place)",
                "answer": 73,
                "correctAnswer": "73",
                "difficulty": "starter"
            },
            {
                "id": 12,
                "type": "place-value",
                "subType": "expanded-form",
                "number": 27,
                "question": "Write 27 using place value expanded form. What is the expanded form?",
                "answer": "2 × 10 + 7 × 1",
                "correctAnswer": "2 × 10 + 7 × 1",
                "difficulty": "starter"
            },
            {
                "id": 13,
                "type": "place-value",
                "subType": "identify-digit",
                "number": 72,
                "question": "What is the ones digit in the number 72?",
                "answer": 2,
                "correctAnswer": "2",
                "difficulty": "starter"
            },
            {
                "id": 14,
                "type": "place-value",
                "subType": "expanded-form",
                "number": 77,
                "question": "Write 77 using place value expanded form. What is the expanded form?",
                "answer": "7 × 10 + 7 × 1",
                "correctAnswer": "7 × 10 + 7 × 1",
                "difficulty": "starter"
            },
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                "id": 15,
                "type": "place-value",
                "subType": "compare",
                "number": 72,
                "question": "Compare using place value: 72 ___ 93 (>, <, or =)",
                "answer": "<",
                "correctAnswer": "<",
                "difficulty": "starter"
            },
            {
                "id": 16,
                "type": "place-value",
                "subType": "identify-digit",
                "number": 90,
                "question": "What is the tens digit in the number 90?",
                "answer": 9,
                "correctAnswer": "9",
                "difficulty": "starter"
            },
            {
                "id": 17,
                "type": "place-value",
                "subType": "standard-form",
                "number": 25,
                "question": "Write the standard form: 2 × 10 + 5 × 1 = ? (ones, tens, hundreds place)",
                "answer": 25,
                "correctAnswer": "25",
                "difficulty": "starter"
            },
            {
                "id": 18,
                "type": "place-value",
                "subType": "identify-digit",
                "number": 30,
                "question": "What is the ones digit in the number 30?",
                "answer": 0,
                "correctAnswer": "0",
                "difficulty": "starter"
            },
            {
                "id": 19,
                "type": "place-value",
                "subType": "identify-digit",
                "number": 39,
                "question": "What is the tens digit in the number 39?",
                "answer": 3,
                "correctAnswer": "3",
                "difficulty": "starter"
            },
            {
                "id": 20,
                "type": "place-value",
                "subType": "compare",
                "number": 79,
                "question": "Compare using place value: 79 ___ 37 (>, <, or =)",
                "answer": ">",
                "correctAnswer": ">",
                "difficulty": "starter"
            }
        ],
        "layout": {
            "columns": 2,
            "problemsPerPage": 20
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        "answerKey": true
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    "_archetype": "form-exercise",
    "_generatorId": "arithmetic-generator-v7.2.1"
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