Time Elapsed Time Grade 3 — Set 46

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    "contentData": {
        "operation": "clock-math",
        "subject": "clock-math",
        "difficulty": "medium",
        "config": {
            "maxNumber": 1000,
            "clockMode": "elapsed-time",
            "_gradeLevel": "3"
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        "problems": [
            {
                "id": 1,
                "type": "clock-math",
                "subType": "elapsed-time",
                "question": "How many minutes from 10:50 to 12:00?",
                "answer": 70,
                "correctAnswer": "70",
                "difficulty": "normal"
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            {
                "id": 2,
                "type": "clock-math",
                "subType": "read-time",
                "question": "What time is shown on the clock? [hour hand near 10, minute hand at 40 minutes]",
                "answer": "10:40",
                "correctAnswer": "10:40",
                "difficulty": "normal"
            },
            {
                "id": 3,
                "type": "clock-math",
                "subType": "elapsed-time",
                "question": "How many minutes from 3:55 to 5:10?",
                "answer": 75,
                "correctAnswer": "75",
                "difficulty": "normal"
            },
            {
                "id": 4,
                "type": "clock-math",
                "subType": "elapsed-time",
                "question": "How many minutes from 8:00 to 8:55?",
                "answer": 55,
                "correctAnswer": "55",
                "difficulty": "normal"
            },
            {
                "id": 5,
                "type": "clock-math",
                "subType": "add-time",
                "question": "80 minutes after 1:40 = ?",
                "answer": "3:00",
                "correctAnswer": "3:00",
                "difficulty": "normal"
            },
            {
                "id": 6,
                "type": "clock-math",
                "subType": "elapsed-time",
                "question": "How many minutes from 5:25 to 6:35?",
                "answer": 70,
                "correctAnswer": "70",
                "difficulty": "normal"
            },
            {
                "id": 7,
                "type": "clock-math",
                "subType": "subtract-time",
                "question": "25 minutes before 5:20 = ?",
                "answer": "4:55",
                "correctAnswer": "4:55",
                "difficulty": "normal"
            },
            {
                "id": 8,
                "type": "clock-math",
                "subType": "read-time",
                "question": "What time is shown on the clock? [hour hand near 12, minute hand at 40 minutes]",
                "answer": "12:40",
                "correctAnswer": "12:40",
                "difficulty": "normal"
            },
            {
                "id": 9,
                "type": "clock-math",
                "subType": "add-time",
                "question": "50 minutes after 6:50 = ?",
                "answer": "7:40",
                "correctAnswer": "7:40",
                "difficulty": "normal"
            },
            {
                "id": 10,
                "type": "clock-math",
                "subType": "read-time",
                "question": "What time is shown on the clock? [hour hand near 6, minute hand at 45 minutes]",
                "answer": "6:45",
                "correctAnswer": "6:45",
                "difficulty": "normal"
            },
            {
                "id": 11,
                "type": "clock-math",
                "subType": "subtract-time",
                "question": "50 minutes before 9:50 = ?",
                "answer": "9:00",
                "correctAnswer": "9:00",
                "difficulty": "normal"
            },
            {
                "id": 12,
                "type": "clock-math",
                "subType": "add-time",
                "question": "75 minutes after 4:15 = ?",
                "answer": "5:30",
                "correctAnswer": "5:30",
                "difficulty": "normal"
            },
            {
                "id": 13,
                "type": "clock-math",
                "subType": "add-time",
                "question": "40 minutes after 9:30 = ?",
                "answer": "10:10",
                "correctAnswer": "10:10",
                "difficulty": "normal"
            },
            {
                "id": 14,
                "type": "clock-math",
                "subType": "add-time",
                "question": "30 minutes after 6:00 = ?",
                "answer": "6:30",
                "correctAnswer": "6:30",
                "difficulty": "normal"
            },
            {
                "id": 15,
                "type": "clock-math",
                "subType": "elapsed-time",
                "question": "How many minutes from 11:20 to 12:15?",
                "answer": 55,
                "correctAnswer": "55",
                "difficulty": "normal"
            },
            {
                "id": 16,
                "type": "clock-math",
                "subType": "elapsed-time",
                "question": "How many minutes from 1:00 to 2:10?",
                "answer": 70,
                "correctAnswer": "70",
                "difficulty": "normal"
            },
            {
                "id": 17,
                "type": "clock-math",
                "subType": "add-time",
                "question": "90 minutes after 5:10 = ?",
                "answer": "6:40",
                "correctAnswer": "6:40",
                "difficulty": "normal"
            },
            {
                "id": 18,
                "type": "clock-math",
                "subType": "add-time",
                "question": "80 minutes after 9:55 = ?",
                "answer": "11:15",
                "correctAnswer": "11:15",
                "difficulty": "normal"
            },
            {
                "id": 19,
                "type": "clock-math",
                "subType": "add-time",
                "question": "55 minutes after 10:35 = ?",
                "answer": "11:30",
                "correctAnswer": "11:30",
                "difficulty": "normal"
            },
            {
                "id": 20,
                "type": "clock-math",
                "subType": "subtract-time",
                "question": "55 minutes before 12:55 = ?",
                "answer": "12:00",
                "correctAnswer": "12:00",
                "difficulty": "normal"
            }
        ],
        "layout": {
            "columns": 2,
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    "_archetype": "form-exercise",
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