B Set 65 Unknown

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

{
    "contentData": {
        "operation": "decimals",
        "subject": "arithmetic",
        "difficulty": "easy",
        "config": {
            "maxNumber": 10
        },
        "problems": [
            {
                "id": 1,
                "type": "decimals",
                "subType": "multiply",
                "operand1": 9.8,
                "operand2": 0.3,
                "question": "9.8 × 0.3 = ?",
                "answer": 2.94,
                "correctAnswer": "2.94",
                "difficulty": "normal"
            },
            {
                "id": 2,
                "type": "decimals",
                "subType": "multiply",
                "operand1": 15.6,
                "operand2": 4,
                "question": "15.6 × 4 = ?",
                "answer": 62.4,
                "correctAnswer": "62.4",
                "difficulty": "normal"
            },
            {
                "id": 3,
                "type": "decimals",
                "subType": "add",
                "operand1": 9.2,
                "operand2": 3.3,
                "question": "9.2 + 3.3 = ?",
                "answer": 12.5,
                "correctAnswer": "12.5",
                "difficulty": "normal"
            },
            {
                "id": 4,
                "type": "decimals",
                "subType": "multiply",
                "operand1": 17.3,
                "operand2": 7.4,
                "question": "17.3 × 7.4 = ?",
                "answer": 128.02,
                "correctAnswer": "128.02",
                "difficulty": "normal"
            },
            {
                "id": 5,
                "type": "decimals",
                "subType": "divide",
                "operand1": 99.2,
                "operand2": 8,
                "question": "99.2 ÷ 8 = ?",
                "answer": 12.4,
                "correctAnswer": "12.4",
                "difficulty": "normal"
            },
            {
                "id": 6,
                "type": "decimals",
                "subType": "add",
                "operand1": 0.9,
                "operand2": 16.5,
                "question": "0.9 + 16.5 = ?",
                "answer": 17.4,
                "correctAnswer": "17.4",
                "difficulty": "normal"
            },
            {
                "id": 7,
                "type": "decimals",
                "subType": "multiply",
                "operand1": 10.7,
                "operand2": 0.9,
                "question": "10.7 × 0.9 = ?",
                "answer": 9.63,
                "correctAnswer": "9.63",
                "difficulty": "normal"
            },
            {
                "id": 8,
                "type": "decimals",
                "subType": "add",
                "operand1": 19.4,
                "operand2": 2.3,
                "question": "19.4 + 2.3 = ?",
                "answer": 21.7,
                "correctAnswer": "21.7",
                "difficulty": "normal"
            },
            {
                "id": 9,
                "type": "decimals",
                "subType": "subtract",
                "operand1": 16.1,
                "operand2": 1.4,
                "question": "16.1 - 1.4 = ?",
                "answer": 14.7,
                "correctAnswer": "14.7",
                "difficulty": "normal"
            },
            {
                "id": 10,
                "type": "decimals",
                "subType": "divide",
                "operand1": 136,
                "operand2": 8,
                "question": "136.0 ÷ 8 = ?",
                "answer": 17,
                "correctAnswer": "17",
                "difficulty": "normal"
            },
            {
                "id": 11,
                "type": "decimals",
                "subType": "divide",
                "operand1": 143.1,
                "operand2": 9,
                "question": "143.1 ÷ 9 = ?",
                "answer": 15.9,
                "correctAnswer": "15.9",
                "difficulty": "normal"
            },
            {
                "id": 12,
                "type": "decimals",
                "subType": "subtract",
                "operand1": 0.9,
                "operand2": 0.2,
                "question": "0.9 - 0.2 = ?",
                "answer": 0.7,
                "correctAnswer": "0.7",
                "difficulty": "normal"
            },
            {
                "id": 13,
                "type": "decimals",
                "subType": "multiply",
                "operand1": 1.2,
                "operand2": 9.2,
                "question": "1.2 × 9.2 = ?",
                "answer": 11.04,
                "correctAnswer": "11.04",
                "difficulty": "normal"
            },
            {
                "id": 14,
                "type": "decimals",
                "subType": "multiply",
                "operand1": 0.8,
                "operand2": 6.4,
                "question": "0.8 × 6.4 = ?",
                "answer": 5.12,
                "correctAnswer": "5.12",
                "difficulty": "normal"
            },
            {
                "id": 15,
                "type": "decimals",
                "subType": "multiply",
                "operand1": 16.4,
                "operand2": 0.6,
                "question": "16.4 × 0.6 = ?",
                "answer": 9.84,
                "correctAnswer": "9.84",
                "difficulty": "normal"
            },
            {
                "id": 16,
                "type": "decimals",
                "subType": "divide",
                "operand1": 60.6,
                "operand2": 6,
                "question": "60.6 ÷ 6 = ?",
                "answer": 10.1,
                "correctAnswer": "10.1",
                "difficulty": "normal"
            },
            {
                "id": 17,
                "type": "decimals",
                "subType": "subtract",
                "operand1": 10.4,
                "operand2": 2.9,
                "question": "10.4 - 2.9 = ?",
                "answer": 7.5,
                "correctAnswer": "7.5",
                "difficulty": "normal"
            },
            {
                "id": 18,
                "type": "decimals",
                "subType": "multiply",
                "operand1": 9.1,
                "operand2": 3.5,
                "question": "9.1 × 3.5 = ?",
                "answer": 31.85,
                "correctAnswer": "31.85",
                "difficulty": "normal"
            },
            {
                "id": 19,
                "type": "decimals",
                "subType": "divide",
                "operand1": 24.5,
                "operand2": 7,
                "question": "24.5 ÷ 7 = ?",
                "answer": 3.5,
                "correctAnswer": "3.5",
                "difficulty": "normal"
            },
            {
                "id": 20,
                "type": "decimals",
                "subType": "multiply",
                "operand1": 8.7,
                "operand2": 3.9,
                "question": "8.7 × 3.9 = ?",
                "answer": 33.93,
                "correctAnswer": "33.93",
                "difficulty": "normal"
            }
        ],
        "layout": {
            "columns": 2,
            "problemsPerPage": 20
        }
    },
    "_archetype": "form-exercise",
    "_generatorId": "arithmetic-generator-v7.2.1"
}