Subtract 21/28 from 60/8
1st number: 7 4/8, 2nd number: 21/28
60/8 - 21/28 is 27/4.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 8 and 28 is 56
Next, find the equivalent fraction of both fractional numbers with denominator 56 - For the 1st fraction, since 8 × 7 = 56,
60/8 = 60 × 7/8 × 7 = 420/56 - Likewise, for the 2nd fraction, since 28 × 2 = 56,
21/28 = 21 × 2/28 × 2 = 42/56 - Subtract the two like fractions:
420/56 - 42/56 = 420 - 42/56 = 378/56 - After reducing the fraction, the answer is 27/4
- In mixed form: 63/4
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 60/8-42/28 60/16-21/28 60/8-21/56 60/8-63/28 60/24-21/28 60/8-21/84 60/40-21/28 60/56-21/28