concepts · 6
- 01
The Indian System And The Land Of Tens
Read and write lakhs with the Indian comma system, and break big numbers into place values.
- 02
Crores And Billions: Indian Vs International
Convert between lakhs and crores and millions and billions.
- 03
Exact And Approximate Values
When to round a big number up or down, and how to estimate sums and differences.
- 04
Patterns In Products
Shortcuts for multiplying big numbers, using patterns and factors.
- 05
Fascinating Facts And Big Estimates
Use big numbers to estimate real-world puzzles, like fitting a whole city into buses.
- 06
Review: Large Numbers Around Us
Put reading, estimating and multiplying big numbers together, and test yourself.
