- Read, write 6 digit numbers in numerals and words
- Read, write 10 digit numbers in numerals and words

- Add numbers of complexity and arbitrary size by standard algorithm
- Subtract numbers of complexity and arbitrary size by standard algorit

- Multiply numbers by 10, 100 and 1000
- Multiply 5 digit numbers by 3 digit numbers using place value
- Multiply numbers by 3-digit numbers
- Multi-digit whole number multiplication by standard algorithm
- Divide numbers by 10, 100 and 1000
- Divide 4 digit numbers by 2 digit numbers
- Divide numbers with 1-digit number using place value for non-zero rem
- Word problems on arithmetic operations
- 2-steps word problems on arithmetic operations using estimation
- Word problems on arithmetic operations using mental maths