Subtract 90/8 from 4/56
1st number: 4/56, 2nd number: 11 2/8
4/56 - 90/8 is -313/28.
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,
4/56 = 4 × 1/56 × 1 = 4/56 - Likewise, for the 2nd fraction, since 8 × 7 = 56,
90/8 = 90 × 7/8 × 7 = 630/56 - Subtract the two like fractions:
4/56 - 630/56 = 4 - 630/56 = -626/56 - After reducing the fraction, the answer is -313/28
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 8/56-90/8 4/56-90/16 12/56-90/8 4/56-90/24 20/56-90/8 4/56-90/40 28/56-90/8 4/56-90/56