Add 63/14 and 1/12, Solve 4 7/14 + 1/12 as a fraction

Add 63/14 and 1/12

1^st number: 4 7/14, 2^nd number: 1/12

63/14 + 1/12 is 55/12.

Find the least common denominator or LCM of the two denominators:
LCM of 14 and 12 is 84

Next, find the equivalent fraction of both fractional numbers with denominator 84
For the 1st fraction, since 14 × 6 = 84,
63/14 = 63 × 6/14 × 6 = 378/84
Likewise, for the 2nd fraction, since 12 × 7 = 84,
1/12 = 1 × 7/12 × 7 = 7/84
Add the two like fractions:
378/84 + 7/84 = 378 + 7/84 = 385/84
385/84 simplified gives 55/12
So, 63/14 + 1/12 = 55/12
In mixed form: 47/12

MathStep (Works offline)

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