Subtract 27/56 from 7/49
7/49 - 27/56 is -19/56.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 49 and 56 is 392
Next, find the equivalent fraction of both fractional numbers with denominator 392 - For the 1st fraction, since 49 × 8 = 392,
7/49 = 7 × 8/49 × 8 = 56/392 - Likewise, for the 2nd fraction, since 56 × 7 = 392,
27/56 = 27 × 7/56 × 7 = 189/392 - Subtract the two like fractions:
56/392 - 189/392 = 56 - 189/392 = -133/392 - After reducing the fraction, the answer is -19/56
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 14/49-27/56 7/49-54/56 7/98-27/56 21/49-27/56 7/49-81/56 35/49-27/56