Add 5/75 and 21/56
5/75 + 21/56 is 53/120.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 75 and 56 is 4200
Next, find the equivalent fraction of both fractional numbers with denominator 4200 - For the 1st fraction, since 75 × 56 = 4200,
5/75 = 5 × 56/75 × 56 = 280/4200 - Likewise, for the 2nd fraction, since 56 × 75 = 4200,
21/56 = 21 × 75/56 × 75 = 1575/4200 - Add the two like fractions:
280/4200 + 1575/4200 = 280 + 1575/4200 = 1855/4200 - 1855/4200 simplified gives 53/120
- So, 5/75 + 21/56 = 53/120
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 10/75+21/56 5/75+42/56 15/75+21/56 5/75+63/56 25/75+21/56 35/75+21/56