Description: Notation, Numeration, Roman Numerals, Rounding off numbers.
Knowing Our Numbers
Rounding Off
- To Tens - eg. 156 is rounded off to 160.
- To Hundreds - eg. 3,425 is rounded off to 3,400.
- To Thousands - eg. 45,678 is rounded off to 46,000
Writing Numbers
- Place Value
- Face Value
- Expanded Form
Numeration
- Eg. 21,310 is written as Twenty one thousand three hundred and ten.
- Order of International System
Roman Numerals
- 7 symbols
Comparing Numbers
- Ascending -
- Descending -