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

1 Answer
Jun 24, 2016

Answer:

#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.

#2/5 + 5/20 = (2xx4)/(5xx4) + 5/20#

#= (8+5)/20 = 13/20#