NCERT Revision Notes for Class 2 Maths Chapter 3: Fun with Numbers – Free PDF Download

A quick summary of Class 2 Maths Chapter 3 — counting, reading, writing, and comparing numbers from 1 to 100.

Last Updated: September 10, 2026

Class 2 Maths Chapter 3 Revision Notes: Fun with Numbers

Chapter type: Numbers — counting, place value basics, and comparison up to 100.

Key ideas to remember:

Counting forward/backward to 100 xe2x80x94 saying numbers in increasing order (1, 2, 3…100) or decreasing order (100, 99, 98…1).

Before/after/between xe2x80x94 the number just below (before), just above (after), or exactly in the middle of two numbers (between).

Comparing numbers xe2x80x94 the number with the greater tens digit is bigger; if tens digits match, compare the ones digit.

Number names xe2x80x94 the word form of a numeral, e.g. 23 is written as ‘twenty-three’.

What you should be able to do after this chapter:

1. Count forward and backward confidently within 100.
2. State the number that comes before, after, or between given numbers.
3. Compare two two-digit numbers and say which is greater.

Remember: When comparing numbers, always look at the tens digit first — this one rule works for comparing any two two-digit numbers correctly.

Frequently Asked Questions

Do I need to memorise numbers 1 to 100?
Being able to count forward and backward fluently, without stopping to think, is the goal — regular practice with a number chart helps.

How does this chapter connect to later topics?
It is the foundation for Decoration for Festival (addition/subtraction) and for place value work in Class 3’s House of Hundreds chapters.

Written by Satish

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