Subtract 14/40 from 8/56
8/56 - 14/40 is -29/140.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 56 and 40 is 280
Next, find the equivalent fraction of both fractional numbers with denominator 280 - For the 1st fraction, since 56 × 5 = 280,
8/56 = 8 × 5/56 × 5 = 40/280 - Likewise, for the 2nd fraction, since 40 × 7 = 280,
14/40 = 14 × 7/40 × 7 = 98/280 - Subtract the two like fractions:
40/280 - 98/280 = 40 - 98/280 = -58/280 - After reducing the fraction, the answer is -29/140
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 16/56-14/40 8/56-28/40 8/56-14/80 24/56-14/40 8/56-42/40 40/56-14/40 8/56-70/40 8/56-98/40