Subtract 7/56 from 6/40
6/40 - 7/56 is 1/40.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 40 and 56 is 280
Next, find the equivalent fraction of both fractional numbers with denominator 280 - For the 1st fraction, since 40 × 7 = 280,
6/40 = 6 × 7/40 × 7 = 42/280 - Likewise, for the 2nd fraction, since 56 × 5 = 280,
7/56 = 7 × 5/56 × 5 = 35/280 - Subtract the two like fractions:
42/280 - 35/280 = 42 - 35/280 = 7/280 - After reducing the fraction, the answer is 1/40
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 12/40-7/56 6/40-14/56 6/80-7/56 18/40-7/56 6/40-21/56 30/40-7/56 6/40-35/56 42/40-7/56 6/40-49/56