4

10

=

2 x 2

2 x 5

A ratio compares 2+ quantities to understand how they compare to one another.
For example, if you have 6 apples and 10 oranges, you can determine the ratio of apples to oranges by...

- Putting the values in a fraction (i.e., )610
- Breaking the values down into smallest prime factors (i.e., )3 x 25 x 2
- Reducing fraction by removing common prime factors (i.e., )3 x 25 x 2