Class 3 (CBSE) • MathematicsChapter 6: House of Hundreds – I⭐ Topic 2
Building Numbers with Place Value Blocks
We use place value blocks - representing hundreds, tens, and ones - to build and understand three-digit numbers.
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A hundred block represents 100, a ten block (or rod) represents 10, and a single unit block represents 1 - combining these helps us build any number.
Quick revision
Remember these!
- A hundred block represents 100.
- A ten block (rod) represents 10.
- A unit block represents 1.
- 234 = 2 hundred blocks + 3 ten blocks + 4 unit blocks.
- Blocks help us see what a number represents.
- This is a hands-on way to understand numbers.
- Blocks help with addition, subtraction and place value.
- Physical models make abstract numbers concrete.
Words to know
building numbers with place value blocks