Add 56/15 and 7/12
1st number: 3 11/15, 2nd number: 7/12
56/15 + 7/12 is 259/60.
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,
56/15 = 56 × 4/15 × 4 = 224/60 - Likewise, for the 2nd fraction, since 12 × 5 = 60,
7/12 = 7 × 5/12 × 5 = 35/60 - Add the two like fractions:
224/60 + 35/60 = 224 + 35/60 = 259/60 - So, 56/15 + 7/12 = 259/60
In mixed form: 419/60
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 56/15+14/12 56/30+7/12 56/15+7/24 56/15+21/12 56/45+7/12 56/15+7/36 56/15+35/12 56/75+7/12 56/15+7/60 56/15+49/12 56/15+7/84