Add 56/15 and 9/4
1st number: 3 11/15, 2nd number: 2 1/4
56/15 + 9/4 is 359/60.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 15 and 4 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 4 × 15 = 60,
9/4 = 9 × 15/4 × 15 = 135/60 - Add the two like fractions:
224/60 + 135/60 = 224 + 135/60 = 359/60 - So, 56/15 + 9/4 = 359/60
In mixed form: 559/60
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 56/15+18/4 56/30+9/4 56/15+9/8 56/15+27/4 56/45+9/4 56/15+9/12 56/15+45/4 56/75+9/4 56/15+9/20 56/15+63/4 56/15+9/28