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 Page 1


24
M E
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S
 
Tick Tick Tick
(Refer to the chapter # 3 and 4 of the NCERT Maths Book of Class IV)
Summary
1 day       = 24 hours
1 hour     = 60 minutes
1 minute = 60 seconds
1 year      = 12 months
1 month = 4 weeks
1 week          = 7 days
1 year            = 365 days
1 leap year    = 366 days
1 fortnight    = 15 days
1 year            = 52 weeks
• A clock has three hands - Hour hand, Minute hand and Second hand.
    Hour Hand
    Minute Hand
    Second Hand
• 12-hour clock
 A day is divided into two periods of 12 hours each.
a.m. (Ante Meridiem) p.m. (Post Meridiem)
•  12 midnight to 12 noon
•  Before 12 noon
•  12 noon to 12 midnight
•  After 12 noon
11
12
1
2
3
4
8
10
9
5
6
7
Page 2


24
M E
N
T
A
L
M
A
T H
S
 
Tick Tick Tick
(Refer to the chapter # 3 and 4 of the NCERT Maths Book of Class IV)
Summary
1 day       = 24 hours
1 hour     = 60 minutes
1 minute = 60 seconds
1 year      = 12 months
1 month = 4 weeks
1 week          = 7 days
1 year            = 365 days
1 leap year    = 366 days
1 fortnight    = 15 days
1 year            = 52 weeks
• A clock has three hands - Hour hand, Minute hand and Second hand.
    Hour Hand
    Minute Hand
    Second Hand
• 12-hour clock
 A day is divided into two periods of 12 hours each.
a.m. (Ante Meridiem) p.m. (Post Meridiem)
•  12 midnight to 12 noon
•  Before 12 noon
•  12 noon to 12 midnight
•  After 12 noon
11
12
1
2
3
4
8
10
9
5
6
7
M E
N
T
A
L
M
A
T H
S
25
• 24-hour clock
 A day is divided into 24 hours from 0 to 24.
0000 hours
(midnight)
or
12:00 a.m.
0800 hours
or
8:00 a.m.
1200 hours
(mid-day  
or noon)
or
12:00 p.m.
1800 hours
or 
6:00 p.m.
2400  hours
or
0000 hours
(midnight)
or
12:00 a.m.
Questions
1. Convert 8 weeks 6 days into days.
2. How many minutes are there in 6 hours?
3. Read the clock and write the time.
4. Sunita spent three hours in shopping. She retuned home at 5 o’ clock. At 
what time did she start shopping?
5. How many months in a year have exactly thirty days?
6. In 24 hours clock time, 12 midnight is written as 0000 hours or .
7. What was the time 40 minutes before 8:30 a.m.?
11
12
1
2
3
4
8
10
9
5
6
7
11
12
1
2
3
4
8
10
9
5
6
7
11
12
1
2
3
4
8
10
9
5
6
7
Page 3


24
M E
N
T
A
L
M
A
T H
S
 
Tick Tick Tick
(Refer to the chapter # 3 and 4 of the NCERT Maths Book of Class IV)
Summary
1 day       = 24 hours
1 hour     = 60 minutes
1 minute = 60 seconds
1 year      = 12 months
1 month = 4 weeks
1 week          = 7 days
1 year            = 365 days
1 leap year    = 366 days
1 fortnight    = 15 days
1 year            = 52 weeks
• A clock has three hands - Hour hand, Minute hand and Second hand.
    Hour Hand
    Minute Hand
    Second Hand
• 12-hour clock
 A day is divided into two periods of 12 hours each.
a.m. (Ante Meridiem) p.m. (Post Meridiem)
•  12 midnight to 12 noon
•  Before 12 noon
•  12 noon to 12 midnight
•  After 12 noon
11
12
1
2
3
4
8
10
9
5
6
7
M E
N
T
A
L
M
A
T H
S
25
• 24-hour clock
 A day is divided into 24 hours from 0 to 24.
0000 hours
(midnight)
or
12:00 a.m.
0800 hours
or
8:00 a.m.
1200 hours
(mid-day  
or noon)
or
12:00 p.m.
1800 hours
or 
6:00 p.m.
2400  hours
or
0000 hours
(midnight)
or
12:00 a.m.
Questions
1. Convert 8 weeks 6 days into days.
2. How many minutes are there in 6 hours?
3. Read the clock and write the time.
4. Sunita spent three hours in shopping. She retuned home at 5 o’ clock. At 
what time did she start shopping?
5. How many months in a year have exactly thirty days?
6. In 24 hours clock time, 12 midnight is written as 0000 hours or .
7. What was the time 40 minutes before 8:30 a.m.?
11
12
1
2
3
4
8
10
9
5
6
7
11
12
1
2
3
4
8
10
9
5
6
7
11
12
1
2
3
4
8
10
9
5
6
7
26
M E
N
T
A
L
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S
8. Tell the time in a.m. or p.m.
•  1730 hours  =  
•  0640 hours  =  
•  2150 hours  =  
•  2340 hours  =  
•  1335 hours  =  
•  1225 hours  =  
9. Amita leaves for school at 6:45 a.m. and reaches school at 7:20 a.m. How 
long does she take to reach school?
10. Which of the following is a leap year?
 (a) 2001 (b) 2008 (c) 2011 (d) 2017
11. Find the difference between 18 years 10 months and 9 years 4 months?
12. Ram joined a factory on September 10, 2016. He worked for 25 days only. 
On which date Ram left the factory?
13. What time will it be—
•  5 hours after 3:30 p.m.? 
•  6 hours after 12 midnight? 
•  4 hours before 11:30 p.m.? 
•  12 hours after 12 noon? 
14. Radhika started at 0730 hours by her car or Sunday and reached Shimla in 
exactly 10 hours. What time (in a.m./p.m.) did she reach Shimla?
15. 7 years 2 months = 
 (a) 83 months (b) 85 months (c) 84 months (d) 86 months
16. Sumit went out to play with his friends at 1700 hours. He played there for 
1 hr 30 minutes. At what time did he come back as per 24-hour clock?
17. Find the difference between number of hours:
(i) 9:30 a.m. and 9:30 p.m. =  hours
(ii) 12:00 hours and 7:00 p.m. =  hours
Page 4


24
M E
N
T
A
L
M
A
T H
S
 
Tick Tick Tick
(Refer to the chapter # 3 and 4 of the NCERT Maths Book of Class IV)
Summary
1 day       = 24 hours
1 hour     = 60 minutes
1 minute = 60 seconds
1 year      = 12 months
1 month = 4 weeks
1 week          = 7 days
1 year            = 365 days
1 leap year    = 366 days
1 fortnight    = 15 days
1 year            = 52 weeks
• A clock has three hands - Hour hand, Minute hand and Second hand.
    Hour Hand
    Minute Hand
    Second Hand
• 12-hour clock
 A day is divided into two periods of 12 hours each.
a.m. (Ante Meridiem) p.m. (Post Meridiem)
•  12 midnight to 12 noon
•  Before 12 noon
•  12 noon to 12 midnight
•  After 12 noon
11
12
1
2
3
4
8
10
9
5
6
7
M E
N
T
A
L
M
A
T H
S
25
• 24-hour clock
 A day is divided into 24 hours from 0 to 24.
0000 hours
(midnight)
or
12:00 a.m.
0800 hours
or
8:00 a.m.
1200 hours
(mid-day  
or noon)
or
12:00 p.m.
1800 hours
or 
6:00 p.m.
2400  hours
or
0000 hours
(midnight)
or
12:00 a.m.
Questions
1. Convert 8 weeks 6 days into days.
2. How many minutes are there in 6 hours?
3. Read the clock and write the time.
4. Sunita spent three hours in shopping. She retuned home at 5 o’ clock. At 
what time did she start shopping?
5. How many months in a year have exactly thirty days?
6. In 24 hours clock time, 12 midnight is written as 0000 hours or .
7. What was the time 40 minutes before 8:30 a.m.?
11
12
1
2
3
4
8
10
9
5
6
7
11
12
1
2
3
4
8
10
9
5
6
7
11
12
1
2
3
4
8
10
9
5
6
7
26
M E
N
T
A
L
M
A
T H
S
8. Tell the time in a.m. or p.m.
•  1730 hours  =  
•  0640 hours  =  
•  2150 hours  =  
•  2340 hours  =  
•  1335 hours  =  
•  1225 hours  =  
9. Amita leaves for school at 6:45 a.m. and reaches school at 7:20 a.m. How 
long does she take to reach school?
10. Which of the following is a leap year?
 (a) 2001 (b) 2008 (c) 2011 (d) 2017
11. Find the difference between 18 years 10 months and 9 years 4 months?
12. Ram joined a factory on September 10, 2016. He worked for 25 days only. 
On which date Ram left the factory?
13. What time will it be—
•  5 hours after 3:30 p.m.? 
•  6 hours after 12 midnight? 
•  4 hours before 11:30 p.m.? 
•  12 hours after 12 noon? 
14. Radhika started at 0730 hours by her car or Sunday and reached Shimla in 
exactly 10 hours. What time (in a.m./p.m.) did she reach Shimla?
15. 7 years 2 months = 
 (a) 83 months (b) 85 months (c) 84 months (d) 86 months
16. Sumit went out to play with his friends at 1700 hours. He played there for 
1 hr 30 minutes. At what time did he come back as per 24-hour clock?
17. Find the difference between number of hours:
(i) 9:30 a.m. and 9:30 p.m. =  hours
(ii) 12:00 hours and 7:00 p.m. =  hours
M E
N
T
A
L
M
A
T H
S
27
11 12 1
2
3
4 8
10
9
5 6 7
11 12 1
2
3
4 8
10
9
5 6 7
18. How many times does the hour hand move around the clock face in  
one day?
19. Varsha will arrive at the Mumbai hotel August 29, 2017 and will stay there 
for three nights. On which date will she check out of the hotel?
20. How long will it take the minute hand to move 
 from                                          to  ?
21. Peter left for tour on January 14, 2017 and returned home on March 14, 
2017. How long did he remain out?
22. How many times does the minute hand move around the clock in one 
day?
23. If summer vacations are for 51 days, find how many weeks and days are 
there during this period?
24. Gauri went to market at 11:30 a.m. and returned after 2 hours 35 minutes. 
At what time did she return from the market?
25. Rohan went to bed at 2250 hours and got up at 0630 hours. How long did 
he sleep?
Answer Key
1. 62 days 
2. 360 minutes
3. 9:35     1:55     11:45
4. 3 o ’ clock
Page 5


24
M E
N
T
A
L
M
A
T H
S
 
Tick Tick Tick
(Refer to the chapter # 3 and 4 of the NCERT Maths Book of Class IV)
Summary
1 day       = 24 hours
1 hour     = 60 minutes
1 minute = 60 seconds
1 year      = 12 months
1 month = 4 weeks
1 week          = 7 days
1 year            = 365 days
1 leap year    = 366 days
1 fortnight    = 15 days
1 year            = 52 weeks
• A clock has three hands - Hour hand, Minute hand and Second hand.
    Hour Hand
    Minute Hand
    Second Hand
• 12-hour clock
 A day is divided into two periods of 12 hours each.
a.m. (Ante Meridiem) p.m. (Post Meridiem)
•  12 midnight to 12 noon
•  Before 12 noon
•  12 noon to 12 midnight
•  After 12 noon
11
12
1
2
3
4
8
10
9
5
6
7
M E
N
T
A
L
M
A
T H
S
25
• 24-hour clock
 A day is divided into 24 hours from 0 to 24.
0000 hours
(midnight)
or
12:00 a.m.
0800 hours
or
8:00 a.m.
1200 hours
(mid-day  
or noon)
or
12:00 p.m.
1800 hours
or 
6:00 p.m.
2400  hours
or
0000 hours
(midnight)
or
12:00 a.m.
Questions
1. Convert 8 weeks 6 days into days.
2. How many minutes are there in 6 hours?
3. Read the clock and write the time.
4. Sunita spent three hours in shopping. She retuned home at 5 o’ clock. At 
what time did she start shopping?
5. How many months in a year have exactly thirty days?
6. In 24 hours clock time, 12 midnight is written as 0000 hours or .
7. What was the time 40 minutes before 8:30 a.m.?
11
12
1
2
3
4
8
10
9
5
6
7
11
12
1
2
3
4
8
10
9
5
6
7
11
12
1
2
3
4
8
10
9
5
6
7
26
M E
N
T
A
L
M
A
T H
S
8. Tell the time in a.m. or p.m.
•  1730 hours  =  
•  0640 hours  =  
•  2150 hours  =  
•  2340 hours  =  
•  1335 hours  =  
•  1225 hours  =  
9. Amita leaves for school at 6:45 a.m. and reaches school at 7:20 a.m. How 
long does she take to reach school?
10. Which of the following is a leap year?
 (a) 2001 (b) 2008 (c) 2011 (d) 2017
11. Find the difference between 18 years 10 months and 9 years 4 months?
12. Ram joined a factory on September 10, 2016. He worked for 25 days only. 
On which date Ram left the factory?
13. What time will it be—
•  5 hours after 3:30 p.m.? 
•  6 hours after 12 midnight? 
•  4 hours before 11:30 p.m.? 
•  12 hours after 12 noon? 
14. Radhika started at 0730 hours by her car or Sunday and reached Shimla in 
exactly 10 hours. What time (in a.m./p.m.) did she reach Shimla?
15. 7 years 2 months = 
 (a) 83 months (b) 85 months (c) 84 months (d) 86 months
16. Sumit went out to play with his friends at 1700 hours. He played there for 
1 hr 30 minutes. At what time did he come back as per 24-hour clock?
17. Find the difference between number of hours:
(i) 9:30 a.m. and 9:30 p.m. =  hours
(ii) 12:00 hours and 7:00 p.m. =  hours
M E
N
T
A
L
M
A
T H
S
27
11 12 1
2
3
4 8
10
9
5 6 7
11 12 1
2
3
4 8
10
9
5 6 7
18. How many times does the hour hand move around the clock face in  
one day?
19. Varsha will arrive at the Mumbai hotel August 29, 2017 and will stay there 
for three nights. On which date will she check out of the hotel?
20. How long will it take the minute hand to move 
 from                                          to  ?
21. Peter left for tour on January 14, 2017 and returned home on March 14, 
2017. How long did he remain out?
22. How many times does the minute hand move around the clock in one 
day?
23. If summer vacations are for 51 days, find how many weeks and days are 
there during this period?
24. Gauri went to market at 11:30 a.m. and returned after 2 hours 35 minutes. 
At what time did she return from the market?
25. Rohan went to bed at 2250 hours and got up at 0630 hours. How long did 
he sleep?
Answer Key
1. 62 days 
2. 360 minutes
3. 9:35     1:55     11:45
4. 3 o ’ clock
28
M E
N
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L
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A
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S
5. 4 Months
6. 2400 hours
7. 7:50 a.m.
8. 5:30 p.m.  6:40 a.m.  9:50 p.m.  11:40 p.m.  1:35 p.m.  12:25 p.m.
9. 35 minutes
10. (b) 2008
11. 9 years 6 months
12. October 5, 2016
13. 8:30 p.m.  6:00 a.m.  7:30 p.m.  12:00 a.m.
14. 5:30 p.m.
15. (d) 86 months
16. 1830 hours
17. (i) 12 hours (ii) 7 hours
18.  2 times
19. September 1, 2017
20. 30 minutes
21. 59 days
22. 24 times
23. 7 weeks 2 days
24. 2:05 p.m.
25. 7 hours 40 minutes
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FAQs on Printable Textbook: Tick Tick Tick - Level 4 - Mental Maths - Class 1

1. What is the main theme of "Tick Tick Tick" at Level 4 Class 1?
Ans. The main theme of "Tick Tick Tick" revolves around the concept of time and its significance in daily life. It explores how time influences our activities, schedules, and the importance of being punctual. The narrative may include relatable scenarios for young learners that illustrate the passage of time and the organization of daily routines.
2. How can teachers effectively use "Tick Tick Tick" in the classroom?
Ans. Teachers can effectively use "Tick Tick Tick" by incorporating interactive activities that engage students in discussions about time management and routines. This could include role-playing scenarios, creating timelines, or using visual aids like clocks. Additionally, teachers can encourage students to share their own experiences related to time, fostering a deeper understanding of the subject.
3. What kind of exercises or activities accompany "Tick Tick Tick"?
Ans. "Tick Tick Tick" typically includes a variety of exercises such as comprehension questions, matching activities, and creative writing prompts. These activities are designed to reinforce the concepts discussed in the text, helping students apply their understanding of time in practical situations. They may also include drawing exercises where students illustrate their daily schedules.
4. What skills does "Tick Tick Tick" aim to develop in Level 4 Class 1 students?
Ans. "Tick Tick Tick" aims to develop several key skills in Level 4 Class 1 students, including time management, critical thinking, and comprehension skills. By learning about time, students also enhance their organizational abilities and learn how to prioritize tasks. Additionally, the text encourages creativity and expression through related activities.
5. How does "Tick Tick Tick" align with educational standards for young learners?
Ans. "Tick Tick Tick" aligns with educational standards for young learners by focusing on foundational concepts of time and daily routines, which are essential for cognitive development at this age. It integrates language skills with practical life lessons, promoting interdisciplinary learning. The content is age-appropriate and supports the curriculum objectives related to social skills and personal responsibility.
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Printable Textbook: Tick Tick Tick - Level 4 | Mental Maths - Class 1

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