Add 72/8 and 14/28, Solve 9 0/8 + 14/28 as a fraction

Add 72/8 and 14/28

1^st number: 9 0/8, 2^nd number: 14/28

72/8 + 14/28 is 19/2.

Find the least common denominator or LCM of the two denominators:
LCM of 8 and 28 is 56

Next, find the equivalent fraction of both fractional numbers with denominator 56
For the 1st fraction, since 8 × 7 = 56,
72/8 = 72 × 7/8 × 7 = 504/56
Likewise, for the 2nd fraction, since 28 × 2 = 56,
14/28 = 14 × 2/28 × 2 = 28/56
Add the two like fractions:
504/56 + 28/56 = 504 + 28/56 = 532/56
532/56 simplified gives 19/2
So, 72/8 + 14/28 = 19/2
In mixed form: 91/2

MathStep (Works offline)

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