Add 72/7 and 6/72, Solve 10 2/7 + 6/72 as a fraction

Add 72/7 and 6/72

1^st number: 10 2/7, 2^nd number: 6/72

72/7 + 6/72 is 871/84.

Find the least common denominator or LCM of the two denominators:
LCM of 7 and 72 is 504

Next, find the equivalent fraction of both fractional numbers with denominator 504
For the 1st fraction, since 7 × 72 = 504,
72/7 = 72 × 72/7 × 72 = 5184/504
Likewise, for the 2nd fraction, since 72 × 7 = 504,
6/72 = 6 × 7/72 × 7 = 42/504
Add the two like fractions:
5184/504 + 42/504 = 5184 + 42/504 = 5226/504
5226/504 simplified gives 871/84
So, 72/7 + 6/72 = 871/84
In mixed form: 1031/84

MathStep (Works offline)

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