Subtract 7/56 from 3/5
3/5 - 7/56 is 19/40.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 5 and 56 is 280
Next, find the equivalent fraction of both fractional numbers with denominator 280 - For the 1st fraction, since 5 × 56 = 280,
3/5 = 3 × 56/5 × 56 = 168/280 - Likewise, for the 2nd fraction, since 56 × 5 = 280,
7/56 = 7 × 5/56 × 5 = 35/280 - Subtract the two like fractions:
168/280 - 35/280 = 168 - 35/280 = 133/280 - After reducing the fraction, the answer is 19/40
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 6/5-7/56 3/5-14/56 3/10-7/56 9/5-7/56 3/5-21/56 3/15-7/56 15/5-7/56 3/5-35/56 3/25-7/56 21/5-7/56 3/5-49/56 3/35-7/56