We should be comfortable in converting between the three forms: fractions, decimals and percentages. Remember that each of these means the same thing, but are different forms in which to express it. Let’s practice some conversions.

If ever we have to do any arithmetic with fractions, decimals or percentages, we should first put all of our numbers into the same form.

Example

Exercise

Let’s complete exercise 5 from pages 257 and 258 of the core textbook:

The answers are below: