Add 50/15 and 21/10
1st number: 3 5/15, 2nd number: 2 1/10
50/15 + 21/10 is 163/30.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 15 and 10 is 30
Next, find the equivalent fraction of both fractional numbers with denominator 30 - For the 1st fraction, since 15 × 2 = 30,
50/15 = 50 × 2/15 × 2 = 100/30 - Likewise, for the 2nd fraction, since 10 × 3 = 30,
21/10 = 21 × 3/10 × 3 = 63/30 - Add the two like fractions:
100/30 + 63/30 = 100 + 63/30 = 163/30 - So, 50/15 + 21/10 = 163/30
In mixed form: 513/30
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 50/15+42/10 50/30+21/10 50/15+21/20 50/15+63/10 50/45+21/10 50/15+21/30 50/75+21/10 50/15+21/50 50/15+21/70