Add 21/56 and 75/48
1st number: 21/56, 2nd number: 1 27/48
21/56 + 75/48 is 31/16.
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,
21/56 = 21 × 6/56 × 6 = 126/336 - Likewise, for the 2nd fraction, since 48 × 7 = 336,
75/48 = 75 × 7/48 × 7 = 525/336 - Add the two like fractions:
126/336 + 525/336 = 126 + 525/336 = 651/336 - 651/336 simplified gives 31/16
- So, 21/56 + 75/48 = 31/16
In mixed form: 115/16
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 42/56+75/48 21/56+75/96 63/56+75/48