Add 4/56 and 21/48
4/56 + 21/48 is 57/112.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 56 and 48 is 336
Next, find the equivalent fraction of both fractional numbers with denominator 336 - For the 1st fraction, since 56 × 6 = 336,
4/56 = 4 × 6/56 × 6 = 24/336 - Likewise, for the 2nd fraction, since 48 × 7 = 336,
21/48 = 21 × 7/48 × 7 = 147/336 - Add the two like fractions:
24/336 + 147/336 = 24 + 147/336 = 171/336 - 171/336 simplified gives 57/112
- So, 4/56 + 21/48 = 57/112
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 8/56+21/48 4/56+42/48 4/56+21/96 12/56+21/48 4/56+63/48 20/56+21/48 28/56+21/48