Add 8/4 and 30/72, Solve 2 0/4 + 30/72 as a fraction

Add 8/4 and 30/72

1^st number: 2 0/4, 2^nd number: 30/72

8/4 + 30/72 is 29/12.

Find the least common denominator or LCM of the two denominators:
LCM of 4 and 72 is 72

Next, find the equivalent fraction of both fractional numbers with denominator 72
For the 1st fraction, since 4 × 18 = 72,
8/4 = 8 × 18/4 × 18 = 144/72
Likewise, for the 2nd fraction, since 72 × 1 = 72,
30/72 = 30 × 1/72 × 1 = 30/72
Add the two like fractions:
144/72 + 30/72 = 144 + 30/72 = 174/72
174/72 simplified gives 29/12
So, 8/4 + 30/72 = 29/12
In mixed form: 25/12

MathStep (Works offline)

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