Add 45/3 and 21/50
1st number: 15 0/3, 2nd number: 21/50
45/3 + 21/50 is 771/50.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 3 and 50 is 150
Next, find the equivalent fraction of both fractional numbers with denominator 150 - For the 1st fraction, since 3 × 50 = 150,
45/3 = 45 × 50/3 × 50 = 2250/150 - Likewise, for the 2nd fraction, since 50 × 3 = 150,
21/50 = 21 × 3/50 × 3 = 63/150 - Add the two like fractions:
2250/150 + 63/150 = 2250 + 63/150 = 2313/150 - 2313/150 simplified gives 771/50
- So, 45/3 + 21/50 = 771/50
In mixed form: 1521/50
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 90/3+21/50 45/3+42/50 45/6+21/50 45/3+63/50 45/9+21/50 45/15+21/50 45/21+21/50