Add 54/56 and 1/7
54/56 + 1/7 is 31/28.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 56 and 7 is 56
Next, find the equivalent fraction of both fractional numbers with denominator 56 - For the 1st fraction, since 56 × 1 = 56,
54/56 = 54 × 1/56 × 1 = 54/56 - Likewise, for the 2nd fraction, since 7 × 8 = 56,
1/7 = 1 × 8/7 × 8 = 8/56 - Add the two like fractions:
54/56 + 8/56 = 54 + 8/56 = 62/56 - 62/56 simplified gives 31/28
- So, 54/56 + 1/7 = 31/28
In mixed form: 13/28
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 54/56+2/7 54/56+1/14 54/56+3/7 54/56+1/21 54/56+5/7 54/56+1/35 54/56+1/49