Workbook Detail
Time Half Hour Grade 1 — Set 44
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"operation": "clock-math",
"subject": "clock-math",
"difficulty": "medium",
"config": {
"maxNumber": 20,
"clockMode": "half-hour",
"maxSum": 20,
"maxOperand": 120,
"_gradeLevel": "1"
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"problems": [
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"id": 1,
"type": "clock-math",
"subType": "read-time",
"question": "What time is shown on the clock? [hour hand near 1, minute hand at 55 minutes]",
"answer": "1:55",
"correctAnswer": "1:55",
"difficulty": "normal",
"visualIntent": {
"layout": "icon-badge",
"category": "fruits",
"label": "1:55"
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{
"id": 2,
"type": "clock-math",
"subType": "add-time",
"question": "60 minutes after 1:25 = ?",
"answer": "2:25",
"correctAnswer": "2:25",
"difficulty": "normal",
"visualIntent": {
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"label": "2:25"
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"id": 3,
"type": "clock-math",
"subType": "add-time",
"question": "30 minutes after 1:55 = ?",
"answer": "2:25",
"correctAnswer": "2:25",
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"visualIntent": {
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"label": "2:25"
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{
"id": 4,
"type": "clock-math",
"subType": "elapsed-time",
"question": "How many minutes from 1:55 to 2:25?",
"answer": 30,
"correctAnswer": "30",
"difficulty": "normal",
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"label": "30"
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{
"id": 5,
"type": "clock-math",
"subType": "add-time",
"question": "15 minutes after 3:55 = ?",
"answer": "4:10",
"correctAnswer": "4:10",
"difficulty": "normal",
"visualIntent": {
"layout": "icon-badge",
"category": "fruits",
"label": "4:10"
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},
{
"id": 6,
"type": "clock-math",
"subType": "elapsed-time",
"question": "How many minutes from 3:05 to 3:30?",
"answer": 25,
"correctAnswer": "25",
"difficulty": "normal",
"visualIntent": {
"layout": "icon-badge",
"category": "fruits",
"label": "25"
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{
"id": 7,
"type": "clock-math",
"subType": "elapsed-time",
"question": "How many minutes from 2:00 to 4:00?",
"answer": 120,
"correctAnswer": "120",
"difficulty": "normal",
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"label": "120"
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{
"id": 8,
"type": "clock-math",
"subType": "add-time",
"question": "50 minutes after 3:20 = ?",
"answer": "4:10",
"correctAnswer": "4:10",
"difficulty": "normal",
"visualIntent": {
"layout": "icon-badge",
"category": "fruits",
"label": "4:10"
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},
{
"id": 9,
"type": "clock-math",
"subType": "read-time",
"question": "What time is shown on the clock? [hour hand near 9, minute hand at 55 minutes]",
"answer": "9:55",
"correctAnswer": "9:55",
"difficulty": "normal",
"visualIntent": {
"layout": "icon-badge",
"category": "fruits",
"label": "9:55"
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},
{
"id": 10,
"type": "clock-math",
"subType": "elapsed-time",
"question": "How many minutes from 2:05 to 4:05?",
"answer": 120,
"correctAnswer": "120",
"difficulty": "normal",
"visualIntent": {
"layout": "icon-badge",
"category": "fruits",
"label": "120"
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},
{
"id": 11,
"type": "clock-math",
"subType": "add-time",
"question": "30 minutes after 4:00 = ?",
"answer": "4:30",
"correctAnswer": "4:30",
"difficulty": "normal",
"visualIntent": {
"layout": "icon-badge",
"category": "fruits",
"label": "4:30"
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},
{
"id": 12,
"type": "clock-math",
"subType": "add-time",
"question": "70 minutes after 2:10 = ?",
"answer": "3:20",
"correctAnswer": "3:20",
"difficulty": "normal",
"visualIntent": {
"layout": "icon-badge",
"category": "fruits",
"label": "3:20"
}
},
{
"id": 13,
"type": "clock-math",
"subType": "subtract-time",
"question": "15 minutes before 4:55 = ?",
"answer": "4:40",
"correctAnswer": "4:40",
"difficulty": "normal",
"visualIntent": {
"layout": "icon-badge",
"category": "fruits",
"label": "4:40"
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},
{
"id": 14,
"type": "clock-math",
"subType": "subtract-time",
"question": "45 minutes before 2:50 = ?",
"answer": "2:05",
"correctAnswer": "2:05",
"difficulty": "normal",
"visualIntent": {
"layout": "icon-badge",
"category": "fruits",
"label": "2:05"
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},
{
"id": 15,
"type": "clock-math",
"subType": "subtract-time",
"question": "20 minutes before 4:45 = ?",
"answer": "4:25",
"correctAnswer": "4:25",
"difficulty": "normal",
"visualIntent": {
"layout": "icon-badge",
"category": "fruits",
"label": "4:25"
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},
{
"id": 16,
"type": "clock-math",
"subType": "read-time",
"question": "What time is shown on the clock? [hour hand near 12, minute hand at 55 minutes]",
"answer": "12:55",
"correctAnswer": "12:55",
"difficulty": "normal",
"visualIntent": {
"layout": "icon-badge",
"category": "fruits",
"label": "12:55"
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},
{
"id": 17,
"type": "clock-math",
"subType": "elapsed-time",
"question": "How many minutes from 3:25 to 4:05?",
"answer": 40,
"correctAnswer": "40",
"difficulty": "normal",
"visualIntent": {
"layout": "icon-badge",
"category": "fruits",
"label": "40"
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},
{
"id": 18,
"type": "clock-math",
"subType": "read-time",
"question": "What time is shown on the clock? [hour hand near 1, minute hand at 25 minutes]",
"answer": "1:25",
"correctAnswer": "1:25",
"difficulty": "normal",
"visualIntent": {
"layout": "icon-badge",
"category": "fruits",
"label": "1:25"
}
},
{
"id": 19,
"type": "clock-math",
"subType": "add-time",
"question": "20 minutes after 10:40 = ?",
"answer": "11:00",
"correctAnswer": "11:00",
"difficulty": "normal",
"visualIntent": {
"layout": "icon-badge",
"category": "fruits",
"label": "11:00"
}
},
{
"id": 20,
"type": "clock-math",
"subType": "read-time",
"question": "What time is shown on the clock? [hour hand near 5, minute hand at 55 minutes]",
"answer": "5:55",
"correctAnswer": "5:55",
"difficulty": "normal",
"visualIntent": {
"layout": "icon-badge",
"category": "fruits",
"label": "5:55"
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}Teaching Notes
- What time is shown on the clock? [hour hand near 1, minute hand at 55 minutes]
- 60 minutes after 1:25 = ?
- 30 minutes after 1:55 = ?
- How many minutes from 1:55 to 2:25?
- 15 minutes after 3:55 = ?
- How many minutes from 3:05 to 3:30?
- How many minutes from 2:00 to 4:00?
- 50 minutes after 3:20 = ?
- What time is shown on the clock? [hour hand near 9, minute hand at 55 minutes]
- How many minutes from 2:05 to 4:05?
- 30 minutes after 4:00 = ?
- 70 minutes after 2:10 = ?
- 15 minutes before 4:55 = ?
- 45 minutes before 2:50 = ?
- 20 minutes before 4:45 = ?
- What time is shown on the clock? [hour hand near 12, minute hand at 55 minutes]
- How many minutes from 3:25 to 4:05?
- What time is shown on the clock? [hour hand near 1, minute hand at 25 minutes]
- 20 minutes after 10:40 = ?
- What time is shown on the clock? [hour hand near 5, minute hand at 55 minutes]
Practice time half hour with free printable worksheets for Grade 1. Uniquely generated — reinforce key math skills with every set.
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