Add 5/56 and 21/36
5/56 + 21/36 is 113/168.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 56 and 36 is 504
Next, find the equivalent fraction of both fractional numbers with denominator 504 - For the 1st fraction, since 56 × 9 = 504,
5/56 = 5 × 9/56 × 9 = 45/504 - Likewise, for the 2nd fraction, since 36 × 14 = 504,
21/36 = 21 × 14/36 × 14 = 294/504 - Add the two like fractions:
45/504 + 294/504 = 45 + 294/504 = 339/504 - 339/504 simplified gives 113/168
- So, 5/56 + 21/36 = 113/168
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 10/56+21/36 5/56+42/36 5/56+21/72 15/56+21/36 5/56+63/36 25/56+21/36 35/56+21/36