Subtract 90/8 from 10/56
1st number: 10/56, 2nd number: 11 2/8
10/56 - 90/8 is -155/14.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 56 and 8 is 56
Next, find the equivalent fraction of both fractional numbers with denominator 56 - For the 1st fraction, since 56 × 1 = 56,
10/56 = 10 × 1/56 × 1 = 10/56 - Likewise, for the 2nd fraction, since 8 × 7 = 56,
90/8 = 90 × 7/8 × 7 = 630/56 - Subtract the two like fractions:
10/56 - 630/56 = 10 - 630/56 = -620/56 - After reducing the fraction, the answer is -155/14
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 20/56-90/8 10/56-90/16 30/56-90/8 10/56-90/24 50/56-90/8 10/56-90/40 70/56-90/8 10/56-90/56