Subtract 21/56 from 75/8
1st number: 9 3/8, 2nd number: 21/56
75/8 - 21/56 is 9/1.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 8 and 56 is 56
Next, find the equivalent fraction of both fractional numbers with denominator 56 - For the 1st fraction, since 8 × 7 = 56,
75/8 = 75 × 7/8 × 7 = 525/56 - Likewise, for the 2nd fraction, since 56 × 1 = 56,
21/56 = 21 × 1/56 × 1 = 21/56 - Subtract the two like fractions:
525/56 - 21/56 = 525 - 21/56 = 504/56 - After reducing the fraction, the answer is 9/1
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 75/8-42/56 75/16-21/56 75/8-63/56 75/24-21/56 75/40-21/56 75/56-21/56