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Chapter 13 of 14
Revision Notes

Time Goes On

CBSE · Class 3 · Mathematics

Quick revision notes for Time Goes On — CBSE Class 3 Mathematics. Key concepts, formulas, and definitions for last-minute revision.

42 questions48 flashcards5 concepts

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Key Topics to Revise

1

Calendar and Months

  • July and January calendars look the same in this chapter activity.
  • The chapter asks for the calendar of July 2024 with days from Monday to Sunday.
  • A year has 12 months.
2

Weeks, Days, and Year Count

  • The chapter asks whether there are 53 weeks in a year.
  • A non-leap year has 365 days, which is 52 weeks and 1 extra day.
  • The number of weeks in a year is not exactly 53.
3

Dates and Calendar Counting

  • Three days after July 22 is July 25.
  • The day on that date is found by moving three days ahead on the calendar.
  • A school closes on July 7 for 15 days, and the reopening date must be found by counting 15 days.
4

Age Problems

  • Hetal is twice as old as her brother.
  • Hetal is also 10 years older than her brother.
  • Both conditions must be used together to find the ages.

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Full Notes

Key Concepts

A calendar shows the daysA year has 52 weeksA year has 12 monthsDates can be found by movingHetal is twice as old as

Frequently Asked Questions

What are the important topics in Time Goes On for CBSE Class 3 Mathematics?
Time Goes On covers several key topics that are frequently asked in CBSE Class 3 board exams. Focus on the core concepts listed on this page and practise related questions to build confidence.
How to score full marks in Time Goes On — CBSE Class 3 Mathematics?
Understand the core concepts first, then work through the 42 practice questions available for this chapter. Revise formulas and definitions regularly, and use flashcards for quick recall before the exam.

Sources & Official References

Content is aligned to the official syllabus. Refer to the board website for the latest curriculum.

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