Number systems can be based on any number... why is ten so popular?

Discover what happened when the United Kingdom changed to a decimal currency.

Discover how music is created using fractions.

The legend that led the Egyptians to use a complex system of fractions.

Why decimal places are needed for the world's fastest sprint.

How videos use fractions to slow or speed up moving images.

Revealed: The banking system that means your bank can lend out the money you deposit.