B Set 75 Unknown

This page uses a content type that does not have a custom renderer yet. Raw structured data is shown below.

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        "operation": "place-value",
        "subject": "arithmetic",
        "difficulty": "hard",
        "config": {
            "digits": 3,
            "maxNumber": 999,
            "minNumber": 100,
            "maxSum": 1000,
            "maxOperand": 1000,
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        "problems": [
            {
                "id": 1,
                "type": "place-value",
                "subType": "identify-digit",
                "number": 853,
                "question": "What is the ones digit in the number 853?",
                "answer": 3,
                "correctAnswer": "3",
                "difficulty": "normal"
            },
            {
                "id": 2,
                "type": "place-value",
                "subType": "identify-digit",
                "number": 756,
                "question": "What is the ones digit in the number 756?",
                "answer": 6,
                "correctAnswer": "6",
                "difficulty": "normal"
            },
            {
                "id": 3,
                "type": "place-value",
                "subType": "compare",
                "number": 860,
                "question": "Compare using place value: 860 ___ 892 (>, <, or =)",
                "answer": "<",
                "correctAnswer": "<",
                "difficulty": "normal"
            },
            {
                "id": 4,
                "type": "place-value",
                "subType": "compare",
                "number": 714,
                "question": "Compare using place value: 714 ___ 176 (>, <, or =)",
                "answer": ">",
                "correctAnswer": ">",
                "difficulty": "normal"
            },
            {
                "id": 5,
                "type": "place-value",
                "subType": "compare",
                "number": 141,
                "question": "Compare using place value: 141 ___ 804 (>, <, or =)",
                "answer": "<",
                "correctAnswer": "<",
                "difficulty": "normal"
            },
            {
                "id": 6,
                "type": "place-value",
                "subType": "standard-form",
                "number": 141,
                "question": "Write the standard form: 1 × 100 + 4 × 10 + 1 × 1 = ? (ones, tens, hundreds place)",
                "answer": 141,
                "correctAnswer": "141",
                "difficulty": "normal"
            },
            {
                "id": 7,
                "type": "place-value",
                "subType": "identify-digit",
                "number": 466,
                "question": "What is the hundreds digit in the number 466?",
                "answer": 4,
                "correctAnswer": "4",
                "difficulty": "normal"
            },
            {
                "id": 8,
                "type": "place-value",
                "subType": "standard-form",
                "number": 848,
                "question": "Write the standard form: 8 × 100 + 4 × 10 + 8 × 1 = ? (ones, tens, hundreds place)",
                "answer": 848,
                "correctAnswer": "848",
                "difficulty": "normal"
            },
            {
                "id": 9,
                "type": "place-value",
                "subType": "identify-digit",
                "number": 356,
                "question": "What is the tens digit in the number 356?",
                "answer": 5,
                "correctAnswer": "5",
                "difficulty": "normal"
            },
            {
                "id": 10,
                "type": "place-value",
                "subType": "identify-digit",
                "number": 488,
                "question": "What is the hundreds digit in the number 488?",
                "answer": 4,
                "correctAnswer": "4",
                "difficulty": "normal"
            },
            {
                "id": 11,
                "type": "place-value",
                "subType": "compare",
                "number": 824,
                "question": "Compare using place value: 824 ___ 301 (>, <, or =)",
                "answer": ">",
                "correctAnswer": ">",
                "difficulty": "normal"
            },
            {
                "id": 12,
                "type": "place-value",
                "subType": "compare",
                "number": 776,
                "question": "Compare using place value: 776 ___ 606 (>, <, or =)",
                "answer": ">",
                "correctAnswer": ">",
                "difficulty": "normal"
            },
            {
                "id": 13,
                "type": "place-value",
                "subType": "compare",
                "number": 227,
                "question": "Compare using place value: 227 ___ 470 (>, <, or =)",
                "answer": "<",
                "correctAnswer": "<",
                "difficulty": "normal"
            },
            {
                "id": 14,
                "type": "place-value",
                "subType": "identify-digit",
                "number": 998,
                "question": "What is the hundreds digit in the number 998?",
                "answer": 9,
                "correctAnswer": "9",
                "difficulty": "normal"
            },
            {
                "id": 15,
                "type": "place-value",
                "subType": "compare",
                "number": 328,
                "question": "Compare using place value: 328 ___ 122 (>, <, or =)",
                "answer": ">",
                "correctAnswer": ">",
                "difficulty": "normal"
            },
            {
                "id": 16,
                "type": "place-value",
                "subType": "identify-digit",
                "number": 638,
                "question": "What is the ones digit in the number 638?",
                "answer": 8,
                "correctAnswer": "8",
                "difficulty": "normal"
            },
            {
                "id": 17,
                "type": "place-value",
                "subType": "compare",
                "number": 743,
                "question": "Compare using place value: 743 ___ 978 (>, <, or =)",
                "answer": "<",
                "correctAnswer": "<",
                "difficulty": "normal"
            },
            {
                "id": 18,
                "type": "place-value",
                "subType": "identify-digit",
                "number": 668,
                "question": "What is the tens digit in the number 668?",
                "answer": 6,
                "correctAnswer": "6",
                "difficulty": "normal"
            },
            {
                "id": 19,
                "type": "place-value",
                "subType": "identify-digit",
                "number": 944,
                "question": "What is the hundreds digit in the number 944?",
                "answer": 9,
                "correctAnswer": "9",
                "difficulty": "normal"
            },
            {
                "id": 20,
                "type": "place-value",
                "subType": "compare",
                "number": 634,
                "question": "Compare using place value: 634 ___ 707 (>, <, or =)",
                "answer": "<",
                "correctAnswer": "<",
                "difficulty": "normal"
            }
        ],
        "layout": {
            "columns": 2,
            "problemsPerPage": 20
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    "_archetype": "form-exercise",
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