Subtract 56/7 from 8/27, Solve 8/27

Subtract 56/7 from 8/27

1^st number: 8/27, 2^nd number: 8 0/7

8/27 - 56/7 is -208/27.

Find the least common denominator or LCM of the two denominators:
LCM of 27 and 7 is 189

Next, find the equivalent fraction of both fractional numbers with denominator 189
For the 1st fraction, since 27 × 7 = 189,
8/27 = 8 × 7/27 × 7 = 56/189
Likewise, for the 2nd fraction, since 7 × 27 = 189,
56/7 = 56 × 27/7 × 27 = 1512/189
Subtract the two like fractions:
56/189 - 1512/189 = 56 - 1512/189 = -1456/189
After reducing the fraction, the answer is -208/27

MathStep (Works offline)

Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad