Let’s remind ourselves of how to add, subtract, multiply and divide fractions.

If a fractions is bigger than one, there are two different ways it can be written, as an **improper fraction** or as a **mixed number**. In general, improper fractions are easier to do calculations with, but final answers should be expressed as mixed numbers.

It is easier to compare fractions if they have a **common denominator**.

Let’s think up some examples to check our knowledge of these.

**Exercise**

Let’s complete exercises 8 and 9 from pages 336 to 338 of the core textbook:

The answers are below: