Subtract 63/7 from 40/56
1st number: 40/56, 2nd number: 9 0/7
40/56 - 63/7 is -58/7.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 56 and 7 is 56
Next, find the equivalent fraction of both fractional numbers with denominator 56 - For the 1st fraction, since 56 × 1 = 56,
40/56 = 40 × 1/56 × 1 = 40/56 - Likewise, for the 2nd fraction, since 7 × 8 = 56,
63/7 = 63 × 8/7 × 8 = 504/56 - Subtract the two like fractions:
40/56 - 504/56 = 40 - 504/56 = -464/56 - After reducing the fraction, the answer is -58/7
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 80/56-63/7 40/56-63/14 40/56-63/21 40/56-63/35 40/56-63/49