Workbook Detail
Time Half Hour Expert — Set 21
This page uses a content type that does not have a custom renderer yet. Raw structured data is shown below.
{
"contentData": {
"operation": "clock-math",
"subject": "clock-math",
"difficulty": "expert",
"config": {
"difficulty": "expert",
"clockMode": "half-hour",
"maxNumber": 10
},
"problems": [
{
"id": 1,
"type": "clock-math",
"subType": "add-time",
"question": "15 minutes after 1:53 = ?",
"answer": "2:08",
"correctAnswer": "2:08",
"difficulty": "expert"
},
{
"id": 2,
"type": "clock-math",
"subType": "add-time",
"question": "7 minutes after 5:53 = ?",
"answer": "6:00",
"correctAnswer": "6:00",
"difficulty": "expert"
},
{
"id": 3,
"type": "clock-math",
"subType": "elapsed-time",
"question": "How many minutes from 7:23 to 7:24?",
"answer": 1,
"correctAnswer": "1",
"difficulty": "expert"
},
{
"id": 4,
"type": "clock-math",
"subType": "elapsed-time",
"question": "How many minutes from 10:23 to 11:15?",
"answer": 52,
"correctAnswer": "52",
"difficulty": "expert"
},
{
"id": 5,
"type": "clock-math",
"subType": "subtract-time",
"question": "58 minutes before 8:00 = ?",
"answer": "7:02",
"correctAnswer": "7:02",
"difficulty": "expert"
},
{
"id": 6,
"type": "clock-math",
"subType": "add-time",
"question": "90 minutes after 8:09 = ?",
"answer": "9:39",
"correctAnswer": "9:39",
"difficulty": "expert"
},
{
"id": 7,
"type": "clock-math",
"subType": "elapsed-time",
"question": "How many minutes from 11:32 to 12:43?",
"answer": 71,
"correctAnswer": "71",
"difficulty": "expert"
},
{
"id": 8,
"type": "clock-math",
"subType": "read-time",
"question": "What time is shown on the clock? [hour hand near 10, minute hand at 15 minutes]",
"answer": "10:15",
"correctAnswer": "10:15",
"difficulty": "expert"
},
{
"id": 9,
"type": "clock-math",
"subType": "elapsed-time",
"question": "How many minutes from 1:10 to 1:53?",
"answer": 43,
"correctAnswer": "43",
"difficulty": "expert"
},
{
"id": 10,
"type": "clock-math",
"subType": "elapsed-time",
"question": "How many minutes from 11:09 to 12:41?",
"answer": 92,
"correctAnswer": "92",
"difficulty": "expert"
},
{
"id": 11,
"type": "clock-math",
"subType": "add-time",
"question": "7 minutes after 5:18 = ?",
"answer": "5:25",
"correctAnswer": "5:25",
"difficulty": "expert"
},
{
"id": 12,
"type": "clock-math",
"subType": "subtract-time",
"question": "34 minutes before 6:18 = ?",
"answer": "5:44",
"correctAnswer": "5:44",
"difficulty": "expert"
},
{
"id": 13,
"type": "clock-math",
"subType": "add-time",
"question": "50 minutes after 2:59 = ?",
"answer": "3:49",
"correctAnswer": "3:49",
"difficulty": "expert"
},
{
"id": 14,
"type": "clock-math",
"subType": "elapsed-time",
"question": "How many minutes from 4:45 to 5:23?",
"answer": 38,
"correctAnswer": "38",
"difficulty": "expert"
},
{
"id": 15,
"type": "clock-math",
"subType": "read-time",
"question": "What time is shown on the clock? [hour hand near 4, minute hand at 28 minutes]",
"answer": "4:28",
"correctAnswer": "4:28",
"difficulty": "expert"
},
{
"id": 16,
"type": "clock-math",
"subType": "subtract-time",
"question": "24 minutes before 2:00 = ?",
"answer": "1:36",
"correctAnswer": "1:36",
"difficulty": "expert"
},
{
"id": 17,
"type": "clock-math",
"subType": "subtract-time",
"question": "19 minutes before 12:53 = ?",
"answer": "12:34",
"correctAnswer": "12:34",
"difficulty": "expert"
},
{
"id": 18,
"type": "clock-math",
"subType": "elapsed-time",
"question": "How many minutes from 1:31 to 2:50?",
"answer": 79,
"correctAnswer": "79",
"difficulty": "expert"
},
{
"id": 19,
"type": "clock-math",
"subType": "read-time",
"question": "What time is shown on the clock? [hour hand near 6, minute hand at 23 minutes]",
"answer": "6:23",
"correctAnswer": "6:23",
"difficulty": "expert"
},
{
"id": 20,
"type": "clock-math",
"subType": "read-time",
"question": "What time is shown on the clock? [hour hand near 7, minute hand at 22 minutes]",
"answer": "7:22",
"correctAnswer": "7:22",
"difficulty": "expert"
}
],
"layout": {
"columns": 2,
"problemsPerPage": 20
}
},
"_archetype": "form-exercise",
"_generatorId": "arithmetic-generator-v7.2.1"
}Teaching Notes
- 15 minutes after 1:53 = ?
- 7 minutes after 5:53 = ?
- How many minutes from 7:23 to 7:24?
- How many minutes from 10:23 to 11:15?
- 58 minutes before 8:00 = ?
- 90 minutes after 8:09 = ?
- How many minutes from 11:32 to 12:43?
- What time is shown on the clock? [hour hand near 10, minute hand at 15 minutes]
- How many minutes from 1:10 to 1:53?
- How many minutes from 11:09 to 12:41?
- 7 minutes after 5:18 = ?
- 34 minutes before 6:18 = ?
- 50 minutes after 2:59 = ?
- How many minutes from 4:45 to 5:23?
- What time is shown on the clock? [hour hand near 4, minute hand at 28 minutes]
- 24 minutes before 2:00 = ?
- 19 minutes before 12:53 = ?
- How many minutes from 1:31 to 2:50?
- What time is shown on the clock? [hour hand near 6, minute hand at 23 minutes]
- What time is shown on the clock? [hour hand near 7, minute hand at 22 minutes]
Practice time half hour with free printable worksheets. Uniquely generated — reinforce key math skills with every set.
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