Add 48/7 and 21/56
1st number: 6 6/7, 2nd number: 21/56
48/7 + 21/56 is 405/56.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 7 and 56 is 56
Next, find the equivalent fraction of both fractional numbers with denominator 56 - For the 1st fraction, since 7 × 8 = 56,
48/7 = 48 × 8/7 × 8 = 384/56 - Likewise, for the 2nd fraction, since 56 × 1 = 56,
21/56 = 21 × 1/56 × 1 = 21/56 - Add the two like fractions:
384/56 + 21/56 = 384 + 21/56 = 405/56 - So, 48/7 + 21/56 = 405/56
In mixed form: 713/56
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 96/7+21/56 48/7+42/56 48/14+21/56 48/7+63/56 48/21+21/56 48/35+21/56 48/49+21/56