Add 1/15 and 63/12
1st number: 1/15, 2nd number: 5 3/12
1/15 + 63/12 is 319/60.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 15 and 12 is 60
Next, find the equivalent fraction of both fractional numbers with denominator 60 - For the 1st fraction, since 15 × 4 = 60,
1/15 = 1 × 4/15 × 4 = 4/60 - Likewise, for the 2nd fraction, since 12 × 5 = 60,
63/12 = 63 × 5/12 × 5 = 315/60 - Add the two like fractions:
4/60 + 315/60 = 4 + 315/60 = 319/60 - So, 1/15 + 63/12 = 319/60
In mixed form: 519/60
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 2/15+63/12 1/30+63/12 1/15+63/24 3/15+63/12 1/45+63/12 1/15+63/36 5/15+63/12 1/75+63/12 1/15+63/60 7/15+63/12 1/15+63/84