Add 63/3 and 10/72, Solve 21 0/3 + 10/72 as a fraction

Add 63/3 and 10/72

1^st number: 21 0/3, 2^nd number: 10/72

63/3 + 10/72 is 761/36.

Find the least common denominator or LCM of the two denominators:
LCM of 3 and 72 is 72

Next, find the equivalent fraction of both fractional numbers with denominator 72
For the 1st fraction, since 3 × 24 = 72,
63/3 = 63 × 24/3 × 24 = 1512/72
Likewise, for the 2nd fraction, since 72 × 1 = 72,
10/72 = 10 × 1/72 × 1 = 10/72
Add the two like fractions:
1512/72 + 10/72 = 1512 + 10/72 = 1522/72
1522/72 simplified gives 761/36
So, 63/3 + 10/72 = 761/36
In mixed form: 215/36

MathStep (Works offline)

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