Add 56/12 and 6/63, Solve 4 8/12 + 6/63 as a fraction

Add 56/12 and 6/63

1^st number: 4 8/12, 2^nd number: 6/63

56/12 + 6/63 is 100/21.

Find the least common denominator or LCM of the two denominators:
LCM of 12 and 63 is 252

Next, find the equivalent fraction of both fractional numbers with denominator 252
For the 1st fraction, since 12 × 21 = 252,
56/12 = 56 × 21/12 × 21 = 1176/252
Likewise, for the 2nd fraction, since 63 × 4 = 252,
6/63 = 6 × 4/63 × 4 = 24/252
Add the two like fractions:
1176/252 + 24/252 = 1176 + 24/252 = 1200/252
1200/252 simplified gives 100/21
So, 56/12 + 6/63 = 100/21
In mixed form: 416/21

MathStep (Works offline)

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