This activity lets learners practise writing large numbers (thousands up to hundreds of millions) in either words or digits.

This activity allows learners to practise:

- how to convert distances from real world to scale distance
- how to convert distances from scale distance to real world
- how to work with 1 cm = 20 m style scales and ratio based scales
- drawing a scale diagram using a specified scale
- drawing a scale diagram where they have to choose their own scale

This activity allows the tutor to demonstrate:

- visualising a percentage of an amount on a line
- visualising a percentage of an amount as a 100 square
- there is also a practise mode for learners

This activity allows the tutor to demonstrate:

- visualising a numberline
- Place value at different scales