Subtract 14/70 from 7/56
7/56 - 14/70 is -3/40.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 56 and 70 is 280
Next, find the equivalent fraction of both fractional numbers with denominator 280 - For the 1st fraction, since 56 × 5 = 280,
7/56 = 7 × 5/56 × 5 = 35/280 - Likewise, for the 2nd fraction, since 70 × 4 = 280,
14/70 = 14 × 4/70 × 4 = 56/280 - Subtract the two like fractions:
35/280 - 56/280 = 35 - 56/280 = -21/280 - After reducing the fraction, the answer is -3/40
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 14/56-14/70 7/56-28/70 21/56-14/70 7/56-42/70 35/56-14/70 49/56-14/70 7/56-98/70