# How do you simplify #\frac { 4} { 5} - \frac { 8} { 9} + \frac { 2} { 3} - \frac { 2} { 5}#?

##### 1 Answer

Apr 14, 2018

Common Denominator

#### Explanation:

You must find a common denominator since you cannot add without a common denominator, There is no multiplication so you have to add/subtract.

The common denominator could be 45 so

This equation is then equal to