Subtract 56/8 from 10/7
1st number: 1 3/7, 2nd number: 7 0/8
10/7 - 56/8 is -39/7.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 7 and 8 is 56
Next, find the equivalent fraction of both fractional numbers with denominator 56 - For the 1st fraction, since 7 × 8 = 56,
10/7 = 10 × 8/7 × 8 = 80/56 - Likewise, for the 2nd fraction, since 8 × 7 = 56,
56/8 = 56 × 7/8 × 7 = 392/56 - Subtract the two like fractions:
80/56 - 392/56 = 80 - 392/56 = -312/56 - After reducing the fraction, the answer is -39/7
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 20/7-56/8 10/14-56/8 10/7-56/16 30/7-56/8 10/21-56/8 10/7-56/24 50/7-56/8 10/35-56/8 10/7-56/40 70/7-56/8 10/49-56/8