## Conversions

As computers use different bases to count with we must learn how to convert between the three most common bases.

- Denary or base 10 that we normally use
- Binary or base 2 used internally by computers
- Hexadecimal or base 16 that we can use to shorten binary numbers

There are several methods available to convert from base 10 to base 2. Let's use two methods, division and subtraction to convert the number 141_{10} to base 2.