Class 2 (ICSE) • MathematicsChapter 1: Numbers up to 100⭐ Topic 1
Numbers up to 100
Numbers up to 100 help us count and understand larger groups of objects, building on what we learned about numbers 1 to 20.
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Know it
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See the pattern
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Try it out
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Fun picture
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Learn the idea step by step
1
Know it
We can count in tens - 10, 20, 30, up to 100 - to help us count larger groups of objects quickly.
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Quick revision
Remember these!
- Numbers up to 100 help us count larger groups.
- We can count in tens: 10, 20, 30, up to 100.
- Numbers have a tens digit and a ones digit.
- 45 has 4 tens and 5 ones.
- We can compare numbers to find bigger or smaller.
- 67 is bigger than 45.
- Practice helps us count and write numbers well.
- This builds a strong maths foundation.
Words to know
numbers up to 100icse class 2