< **1** >

### Cross-multiplication

You can easily solve

3 apples are 5 €, how much are 8 apples?

by cross-multiplication.

##### Explanation

We write the ratio as a fraction

what you can also write as

as it doesn't make a difference.

< **1** >

You can easily solve

3 apples are 5 €, how much are 8 apples?

by cross-multiplication.

We write the ratio as a fraction

what you can also write as

as it doesn't make a difference.