Add 21/56 and 49/8
1st number: 21/56, 2nd number: 6 1/8
21/56 + 49/8 is 13/2.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 56 and 8 is 56
Next, find the equivalent fraction of both fractional numbers with denominator 56 - For the 1st fraction, since 56 × 1 = 56,
21/56 = 21 × 1/56 × 1 = 21/56 - Likewise, for the 2nd fraction, since 8 × 7 = 56,
49/8 = 49 × 7/8 × 7 = 343/56 - Add the two like fractions:
21/56 + 343/56 = 21 + 343/56 = 364/56 - 364/56 simplified gives 13/2
- So, 21/56 + 49/8 = 13/2
In mixed form: 61/2
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 42/56+49/8 21/56+98/8 21/56+49/16 63/56+49/8 21/56+49/24 21/56+49/40 21/56+49/56