Download Ticking Clocks and Turning Calendar – NCERT Class 4 Maths Chapter 12 PDF from the new NCERT Class 4 Maths book Maths Mela (2026-27). Read the chapter online or download the free PDF. Most years have 365 days. A leap year has 366 days, because February gets 29 days instead of 28.
Ticking Clocks and Turning Calendar PDF – Chapter 12 of Maths Mela
Read the chapter online or download the PDF.
| Chapter | Download | |
|---|---|---|
| Chapter 12 PDF | Ticking Clocks and Turning Calendar | View PDF |
| Full book | NCERT Class 4 Maths – Maths Mela | View Book |
Read Online
What Is in Ticking Clocks and Turning Calendar? (Class 4 Maths Chapter 12)
- Most years have 365 days. A leap year has 366 days, because February gets 29 days instead of 28.
- Leap years come after every four years — 2016, 2020, 2024, 2028, 2032, 2036.
- A week has 7 days, so the same weekday comes back after 7 days, 14 days and 21 days.
- A date written as DD/MM/YYYY tells the day, the month and the year: 04/07/2024 is 4 July 2024.
- A day has 24 hours — 12 hours from 6 o’clock morning to 6 o’clock evening, and 12 more till the next morning.
- AM is used from midnight to noon and PM from noon to midnight. A digital clock shows 1:00 PM as 13:00 hours.
- 1 hour = 60 minutes, half an hour = 30 minutes, a quarter hour = 15 minutes, three quarters = 45 minutes.
- On a clock the short thick hand shows the hour and the long thin hand shows the minutes.
Quick revision – Ticking Clocks and Turning Calendar
| Idea | What it means | Example from the chapter | Remember this |
|---|---|---|---|
| Leap year | A year in which February has 29 days | Parv was born on 29 February 2016 | Comes after every 4 years |
| Days in a year | Ordinary year 365, leap year 366 | Feb 2024 had 29 days, Feb 2025 had 28 | 365 + 1 = 366 |
| Date form | DD/MM/YYYY — day, month, year | 04/07/2024 | Read as 4 July 2024 |
| Same weekday | Comes back after 7 days | July 1 Monday, July 8 Monday, July 15 Monday | Keep adding 7 |
| Hours in a day | 24 hours in one full day | 6 o’clock morning to 6 o’clock evening is 12 hours | 12 + 12 = 24 |
| AM | Midnight to noon | 8:00 AM = 08:00 hours | Morning times |
| PM | Noon to midnight | 8:00 PM = 20:00 hours | Add 12 to the hour |
| 1 hour | 60 minutes | 8:00 AM to 9:00 AM | Minute hand goes once round |
| Half hour | 30 minutes | 8:00 to 8:30 | Half of 60 |
| Quarter hour | 15 minutes | 8:20 to 8:35 | 60 in 4 equal parts |
| Three quarters | 45 minutes | 4:15 PM + 45 min = 5:00 PM | 15 + 15 + 15 |
| Clock hands | Short hand = hour, long hand = minutes | Long hand on 12, short hand on 4 is 4:00 | Count minutes in fives |
Old NCERT vs New – Class 4 Maths
This chapter is from Maths Mela, the new NCERT Class 4 Maths book (NCF-SE 2023, used from 2025-26). It replaced the old book “Math-Magic”, so chapter numbers and names differ from older PDFs.
Solutions and All Chapters
Answers to the exercises and the full chapter list of Maths Mela:
Ticking Clocks and Turning Calendar – Overview
| Class | Class 4 |
| Subject | Maths |
| Book | Maths Mela – new NCERT book |
| Chapter | 12 of 14 – Ticking Clocks and Turning Calendar |
| Book pages | 175 – 183 |
| Edition | NCERT Reprint 2026-27 |
| Session | 2026-27 |
| Free – read online or download |
Class 4 Maths Chapter 12 – FAQs
Where can I download Ticking Clocks and Turning Calendar Class 4 PDF?
From the download table on this page – the chapter PDF is free, and the full book is linked too.
What is Class 4 Maths Chapter 12 about?
Most years have 365 days. A leap year has 366 days, because February gets 29 days instead of 28.
Is Ticking Clocks and Turning Calendar from the new NCERT Class 4 Maths book?
Yes. It is chapter 12 of maths mela, the new NCERT Class 4 Maths book for 2026-27.
Is this the latest NCERT edition for 2026-27?
Yes – the PDF is NCERT’s latest edition for the 2026-27 session.
Where are the NCERT Solutions for Class 4 Maths Chapter 12?
Open the NCERT Solutions link above for answers to the exercise questions.