How do you write 21 4/5 as an improper fraction?

1 Answer
Nov 5, 2015

Answer:

#109/5#

Explanation:

First, write 21 as a fraction with 5 in the denominator. To do this, multiply it by 5 and put it over 5.
#21 * 5 = 105#
#21 = 105 /5#

Now add the #4/5#.

#105 /5 + 4/5#

you can combine the numbers on top like so:

#(105 +4)/5#

and arrive at your answer:

#109/5#