Subtract 7/49 from 2/56
2/56 - 7/49 is -3/28.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 56 and 49 is 392
Next, find the equivalent fraction of both fractional numbers with denominator 392 - For the 1st fraction, since 56 × 7 = 392,
2/56 = 2 × 7/56 × 7 = 14/392 - Likewise, for the 2nd fraction, since 49 × 8 = 392,
7/49 = 7 × 8/49 × 8 = 56/392 - Subtract the two like fractions:
14/392 - 56/392 = 14 - 56/392 = -42/392 - After reducing the fraction, the answer is -3/28
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 4/56-7/49 2/56-14/49 2/56-7/98 6/56-7/49 2/56-21/49 10/56-7/49 2/56-35/49 14/56-7/49