Add 6/72 and 63/12, Solve 6/72 + 5 3/12 as a fraction

Add 6/72 and 63/12

1^st number: 6/72, 2^nd number: 5 3/12

6/72 + 63/12 is 16/3.

Find the least common denominator or LCM of the two denominators:
LCM of 72 and 12 is 72

Next, find the equivalent fraction of both fractional numbers with denominator 72
For the 1st fraction, since 72 × 1 = 72,
6/72 = 6 × 1/72 × 1 = 6/72
Likewise, for the 2nd fraction, since 12 × 6 = 72,
63/12 = 63 × 6/12 × 6 = 378/72
Add the two like fractions:
6/72 + 378/72 = 6 + 378/72 = 384/72
384/72 simplified gives 16/3
So, 6/72 + 63/12 = 16/3
In mixed form: 51/3

MathStep (Works offline)

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