Add 15/9 and 21/50
1st number: 1 6/9, 2nd number: 21/50
15/9 + 21/50 is 313/150.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 9 and 50 is 450
Next, find the equivalent fraction of both fractional numbers with denominator 450 - For the 1st fraction, since 9 × 50 = 450,
15/9 = 15 × 50/9 × 50 = 750/450 - Likewise, for the 2nd fraction, since 50 × 9 = 450,
21/50 = 21 × 9/50 × 9 = 189/450 - Add the two like fractions:
750/450 + 189/450 = 750 + 189/450 = 939/450 - 939/450 simplified gives 313/150
- So, 15/9 + 21/50 = 313/150
In mixed form: 213/150
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 30/9+21/50 15/9+42/50 15/18+21/50 45/9+21/50 15/9+63/50 15/27+21/50 75/9+21/50 15/45+21/50 15/63+21/50