by Tiwari Academy
NCERT Solutions for Class 4 Maths Mela Chapter 12 Ticking Clocks and Turning Calendar and Math-Magic Chapter 12 How Heavy? How Light? for Session 2025-26. It provides clear, child-friendly explanations for concepts related to time and calendar. This chapter helps students understand leap years, days and dates, AMโPM, the 24-hour clock, hours, minutes and reading clocks correctly. These solutions are written in simple language, follow the latest NCERT syllabus, and are ideal for exam preparation, homework help and quick revision for Class 4 students.
Class 4 Maths Mela Chapter 12 MCQ
Class 4 Math Magic Chapter 12 MCQ
Chapter 12 How Heavy? How Light? Solutions
Class 4 Maths Mela Chapter 12 NCERT Solutions Explained
Page 175
Let Us Do
1. Notice the number of days in February in the years 2024 and 2025.
Number of days in Feb 2024 = _____________
Number of days in Feb 2025 = _____________
Answer:
Number of days in Feb 2024 = 29 days
Number of days in Feb 2025 = 28 days
2. Fill in the blanks with consecutive leap years before and after 2024.
________, ________, 2024, ________, ________, ________
Answer:
Leap years occur every 4 years. So: 2016, 2020, 2024, 2028, 2032, 2036.
3. We know that most years have 365 days. How many days would a leap year have?
Answer:
A leap year has 366 days (one extra day in February).
4. Write the names of the months when you celebrate your favourite festivals.
Answer:
5. Answer the following questions by writing the appropriate days of the week:
a) Today: ___________
b) Yesterday: ___________
c) Tomorrow: ___________
d) Day after tomorrow: ___________
e) Day before yesterday: ___________
Answer:
a) Today: Saturday
b) Yesterday: Friday
c) Tomorrow: Sunday
d) Day after tomorrow: Monday
e) Day before yesterday: Thursday
6. July 1 is a Monday. Write the dates for the next two Mondays.
Answer:
If July 1 is Monday, then:
Next Monday would be (1 + 7) July 8.
The Monday after that would be (8 + 7) July 15.
7. Laali is born on 04/07/2014 and Chotu is born on 04/12/2019. Who is older among the two and how much?
Laali will turn 5 years old on ________. July 4, 2019 Chotu’s 10th birthday will be celebrated on ________.
Answer:
Laali is the older of the two. Since she was born in 2014 and Chotu was born in 2019, she has a five-year head start.
Year Difference = 2019 – 2014 = 5
Month Difference = 12 – 7 = 5
So, Laali is older by exactly 5 years and 5 months.
Laali born on 04/07/2014 she will turn 5 years old on July 4, 2019.
Chotu born on 04/12/2019 his 10th birthday will be celebrated on December 4, 2029.
8. Check the manufacturing and expiry dates on the wrapper of any biscuit packet.
Answer:
I checked a biscuit packet at home.
Manufacturing date: 1 January 2025
Expiry date: 1 July 2025
Todayโs date: 1 March 2025.
a) How old is the packet of the biscuits?
Answer:
From 1 January to 1 March = 2 months
So, the answer: 2 months 0 days.
b) How many more days are the biscuits safe to eat?
Answer:
From 1 March to 1 July = 4 months
So the answer: 4 months 0 days.
9. Notice the day on which July 15 falls in your calendar. Now find out what day is August 15? September 15? October 15? What pattern do you notice? She in grade.
Now choose a date and look up the day on which it falls. Challenge your friends to guess what day will the same date fall in the following month.
Answer:
I checked my calendar.
โบ July 15 is on Monday
โบ August 15 is on Thursday
โบ September 15 is on Sunday
โบ October 15 is on Tuesday
Pattern I noticed:
The day moves forward every month.
โบ If the month has 31 days, the day moves 3 days ahead.
โบ If the month has 30 days, the day moves 2 days ahead.
My own challenge:
I chose 10th August. 10th August is on Saturday
So I guessed that 10th September will be on Tuesday.
I asked my friends to guess first and then we checked the calendar.
AM PM, 24-Hour Clock and Calendar Concepts โ Class 4 Maths
Page 177
Let Us Explore
With the help of your parents and teachers, explore the names of the months in the Hindu/Islamic/Sikh or any other calendar of your community.
1. Find out when the year begins in each of these calendars.
Answer:
I talked to my parents and teacher and learned about the Hindu calendar.
In the Hindu calendar, the year usually begins in the month of Chaitra.
Chaitra comes around MarchโApril in the English calendar.
Islamic calendar: Begins with the month of Muharram.
Sikh calendar: Starts with Chet (March-April).
2. Check how the names of the months in these calendars correspond to the months in the English calendar.
Answer:
3. Identify the months from the Hindu/Islamic/Sikh or any other calendar in which some of the important festivals of the community fall.
Answer:
Important festivals and their months:
โบ Diwali โ Kartik
โบ Holi โ Phalguna
โบ Janmashtami โ Bhadrapada
โบ Ram Navami โ Chaitra
โบ Makar Sankranti โ Paush
4. Identify the dates of the new moon and full moon in your communityโs calendar every month. Do you notice any pattern?
Answer:
New moon and full moon dates:
โบ New moon comes once every month
โบ Full moon also comes once every month
Pattern I noticed: New moon and full moon come after about 15 days of each other every month.
5. How are the full moon or new moon days named in your communityโs calendar?
Answer:
Names of new moon and full moon days:
โบ New moon day is called Amavasya
โบ Full moon day is called Purnima
This is what I learned about my communityโs calendar.
Page 178
How many hours in a day?
Look at the picture below. It shows the time spent on different activities by a doctor. Write the number of hours spent on each activity in the space provided. Then, find the total number of hours between 6 oโclock morning to 6 oโclock evening and 6 oโclock morning of the next day.
The total number of hours is ________ .
Answer:
Waking up to cooking and getting ready: 6:00 AM to 8:00 AM = 2 hour
Travel to hospital: 8:00 AM to 9:00 AM = 1 hour
Staying at hospital: 9:00 AM to 4:00 PM = 7 hours
Travel home: 4:00 PM to 5:00 PM = 1 hour
Resting time: 5:00 PM to 6:00 PM = 1 hour
Cooking: 6:00 PM to 7:00 PM = 1 hour
Time with children: 7:00 PM to 8:00 PM = 1 hours
Dinner and TV: 8:00 PM to 10:00 PM = 2 hours
Sleep: 10:00 PM to 6:00 AM = 8 hours
The total number of hours is 24 hours.
Page 180
Fill in the blanks by writing time in the appropriate format.
Answer:
Page 181
Hours and Minutes
Raghav brings milk from the market every morning.
Raghav leaves home at 8:20 AM and returns back at 8:35 AM.
How much time has he taken?
Answer:
Raghav leaves home at: 8:20 AM
Returns back home: 8:35 AM
Time Taken = 8:35 – 8:20 = 15 Minutes
Page 181
Let Us Do
1. Show the appropriate times on the clock as per instructions.
a) Raghav started doing his homework at 10:20 AM. He took 25 minutes to finish it. Show the time that he finished his homework.
Answer:
Raghav started his homework at 10:20 AM
He took 25 minutes to finish it.
Time taken to finished his homework = 10:20 + 25 minutes = 10:45 AM.
b)ย Muneera starts reading a story at 4:15 PM. She finishes reading it in 45 minutes. Show the time that she finished reading the story.
Answer:
Muneera starts reading at 4:15 PM
She takes 45 minutes to finish reading.
Time take finished reading the story = 4:15 + 45 minutes = 5:00 PM.
c)ย Akira leaves for school at 8:00 AM. She reaches school in 15 minutes.
Answer:
Akira’s schedule:
Starts for school at 8:00 AM
Reaches school at 8:15 AM (after 15 minutes).
Finishes school assembly at 8:30 AM (after 15 minutes).
Dance practice ends at 8:50 AM (after 20 minutes).
Break ends at 9:00 AM (after 10 minutes).
Who do you think is correct? Is there any relation between 1 hours and 60 minutes?
Answer:
I think both are correct.
From 8:00 AM to 9:00 AM is 1 hour and 1 hour = 60 minutes.
So, when someone says one hour, it is the same as saying 60 minutes.
Relation: 1 hour = 60 minutes
They both mean the same time, just said in different ways.
Page 182
Observe the shaded portions:
Answer:
โบ One hour (1 hour) = 60 minutes
โบ Half hour = 30 minutes
โบ Quarter (1/4) of an hour = 15 minutes
โบ Three Quarters (3/4) of an hour = 45 minutes.
Page 183
Find out how much time you take to
a) Boil milk
b) Fill water from tap in a bucket
Answer:
a) It takes about 5 to 10 minutes to boil milk on a gas stove.
b) It takes about 3 to 5 minutes to fill a bucket with water from a tap.
What activities can you do in 5 minutes?
Answer:
โบ Brush your teeth.
โบ Drink a glass of milk or water.
โบ Pack your school bag.
โบ Read one or two pages of a book.
โบ Arrange your study table.
โบ Tie your shoelaces and get ready.
โบ Water a few plants.
โบ Wash your hands and face.
Page 183
Let Us Check
Three friends read time from a clock. Who is right? Discuss the error and explain how one reads the clock correctly.
Answer:
โบ First clock:
Raghu reads: 12:04
Raghav reads: 12:20
Rani reads: 04:00
Correct reading would be 04:00, so Rani is right.
โบ Second clock:
Raghu reads: 07:07
Raghav reads: 07:25
Rani reads: 05:35
Correct reading would be 05:35, so Rani is right.
โบ Third clock:
Raghu reads: 03:07
Raghav reads: 03:35
Rani reads: 07:15
Correct reading would be 07:15, so Rani is right.
To read clock correctly follow the given below steps:
โข Look at the short hand first It shows the hour.
โข Look at the long hand next It shows the minutes.
โข Count the minutes in steps of 5 (5, 10, 15, 20, 25โฆ).
NCERT Solutions for Class 4 Maths Chapter 12 How Heavy? How Light?
App for Class 4 Question Answers
Class 4 NCERT Maths Chapter 12 Aim of the Chapter
Do you help your parents while shopping? Or may be helping them in the home doing house hold chores? In this chapter you will read about some of this character when they tried to help to shift their home.
CBSE Class 4 NCERT Maths Chapter 12 Share Load
When you try to help your friends or parents have you ever felt the thing that you are helping your parents with too heavy load and you cannot actually help them and even you need help to carry that thing without even knowing how much is the weight of that thing is. You might simply say no to it but have you ever consider in the village areas where the motor trucks are still expensive.
Farmers and other people still carry their belongings on bull cart. You must have seen some of the practices in real lives but have you ever tried to ask the bull how he is feeling with all that load on his back and even if he can actually carry the load or not? Even if you ask them they wonโt be able to tell you or maybe you wonโt be able to understand the language.
Class 4 Maths Book Chapter 12 Load carrying Capacity
Then wonโt move. Now it is up to you if you could actually understand the pain and reduce it. But then you have to calculate the weight that you are putting on them to carry.
Like you know how much weight youโre capable of carrying. Then you would know how much you can carry and that is also truth that the more you carry the more you increase the capability of pulling the weight.
4th Standard NCERT Maths Chapter 12 Gym and Weight
Have you ever visited your school gym? There are other athletes who are already working out there they are making them capable of pulling weight. If you havenโt visited there you should to see the weight of the things they are trying to pick up. In this chapter you will learn something about weight and measurement of them.
Class 4 NCERT Maths Textbook Chapter 12 Activity
There is an activity that is given the chapter which asked you to pic and see what weighs more. For the bigger thing you can easily judge it but just looking at it for example car and train you might judge it on the basis of length of the vehicle. Here you can complete the chapter and height and distance. Then you will realize how tough it is to measure the weight.
Frequently Asked Questions on Class 4 Maths Mela Chapter 12
Is Class 4 Maths Mela Chapter 12 easy for students?
Yes, Class 4 Maths Mela Chapter 12 is considered easy and student-friendly for most learners. The chapter focuses on everyday concepts like reading clocks, understanding days and dates, using calendars, calculating time in hours, minutes and learning about AM and PM. Since children already see clocks and calendars at home and school, they can easily relate to the questions. The chapter uses pictures, daily-life situations and short activities, which makes learning enjoyable. With regular practice and calendar observation, students can score full marks. Parents and teachers can further simplify learning by asking children to read time from real clocks and calendars at home.
What is the main topic of Class 4 Maths Mela Chapter 12?
The main topic of Class 4 Maths Mela Chapter 12 is understanding time and calendar. This chapter teaches students how to read clocks correctly, calculate time duration, understand hours, minutes. It also explains calendar concepts such as days of the week, months, leap years, dates, birthdays, festivals and expiry dates of products. Students learn the relation between 1 hour and 60 minutes and are introduced to the 24-hour clock format. Overall, the chapter helps children connect math with daily life and improves their time management understanding.
How can students easily solve Class 4 Maths Mela Chapter 12 questions?
To solve Class 4 Maths Mela Chapter 12 easily, students should first understand how a clock and calendar work. Practicing with a real wall clock helps in learning time reading correctly. Students should remember key rules like 1 hour = 60 minutes, half hour = 30 minutes and quarter hour = 15 minutes. For calendar questions, checking an actual calendar helps identify patterns in dates and days. For word problems, reading the question slowly and drawing a clock or timeline can help. Regular revision and solving NCERT examples step by step make this chapter very easy.
Why is Class 4 Maths Mela Chapter 12 important for daily life?
Class 4 Maths Mela Chapter 12 is important because it teaches skills used every day. Understanding time helps children reach school on time, complete homework properly, and follow daily routines. Calendar knowledge helps them remember birthdays, festivals, holidays and important dates. The chapter also teaches students to check manufacturing and expiry dates on food items, which is an important life skill. Learning AM and PM avoids confusion between morning and night times. Overall, this chapter builds practical math knowledge that students will use throughout life.
What are the common mistakes students make in Class 4 Maths Mela Chapter 12?
In Class 4 Maths Mela Chapter 12, students often confuse the hour hand and minute hand while reading clocks. Another common mistake is forgetting to add or subtract minutes correctly when time crosses an hour. Some students also mix up AM and PM or do not understand the 24-hour clock format properly. In calendar questions, children sometimes skip counting days correctly or forget leap year rules. These mistakes can be avoided by slow counting, using calendars, practicing clock reading daily and revising basic rules regularly.
How can parents help children prepare Class 4 Maths Mela Chapter 12 at home?
Parents can help children prepare Class 4 Maths Mela Chapter 12 by involving them in daily time-related activities. Asking children to read the clock at different times of the day builds confidence. Parents can show calendars and discuss days, dates and upcoming festivals. Letting children check expiry dates on grocery items helps them understand real-life applications. Practicing small questions like โWhat time will it be after 30 minutes?โ improves calculation skills. With regular encouragement and simple practice, children can easily master this chapter and score well in exams.
