# How do you simplify 2/5 + 5/20?

Jun 24, 2016

$\frac{13}{20}$

#### Explanation:

To add or subtract fractions, they have to have the same denominators. We use the small possible common denominator.

IN this case both 5 and 20 can divide into 20, so this is the LCD.

Covert to equivalent fractions and then add the numerators.

$\frac{2}{5} + \frac{5}{20} = \frac{2 \times 4}{5 \times 4} + \frac{5}{20}$

$= \frac{8 + 5}{20} = \frac{13}{20}$