Add 15/56 and 3/10
15/56 + 3/10 is 159/280.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 56 and 10 is 280
Next, find the equivalent fraction of both fractional numbers with denominator 280 - For the 1st fraction, since 56 × 5 = 280,
15/56 = 15 × 5/56 × 5 = 75/280 - Likewise, for the 2nd fraction, since 10 × 28 = 280,
3/10 = 3 × 28/10 × 28 = 84/280 - Add the two like fractions:
75/280 + 84/280 = 75 + 84/280 = 159/280 - So, 15/56 + 3/10 = 159/280
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 30/56+3/10 15/56+6/10 15/56+3/20 45/56+3/10 15/56+9/10 15/56+3/30 75/56+3/10 15/56+15/10 15/56+3/50 15/56+21/10 15/56+3/70