Add 25/80 and 36/4, Solve 25/80 + 9 0/4 as a fraction

Add 25/80 and 36/4

1^st number: 25/80, 2^nd number: 9 0/4

25/80 + 36/4 is 149/16.

Find the least common denominator or LCM of the two denominators:
LCM of 80 and 4 is 80

Next, find the equivalent fraction of both fractional numbers with denominator 80
For the 1st fraction, since 80 × 1 = 80,
25/80 = 25 × 1/80 × 1 = 25/80
Likewise, for the 2nd fraction, since 4 × 20 = 80,
36/4 = 36 × 20/4 × 20 = 720/80
Add the two like fractions:
25/80 + 720/80 = 25 + 720/80 = 745/80
745/80 simplified gives 149/16
So, 25/80 + 36/4 = 149/16
In mixed form: 95/16

MathStep (Works offline)

Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad