Subtract 21/28 from 60/4
1st number: 15 0/4, 2nd number: 21/28
60/4 - 21/28 is 57/4.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 4 and 28 is 28
Next, find the equivalent fraction of both fractional numbers with denominator 28 - For the 1st fraction, since 4 × 7 = 28,
60/4 = 60 × 7/4 × 7 = 420/28 - Likewise, for the 2nd fraction, since 28 × 1 = 28,
21/28 = 21 × 1/28 × 1 = 21/28 - Subtract the two like fractions:
420/28 - 21/28 = 420 - 21/28 = 399/28 - After reducing the fraction, the answer is 57/4
- In mixed form: 141/4
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 60/4-42/28 60/8-21/28 60/4-21/56 60/4-63/28 60/12-21/28 60/4-21/84 60/20-21/28 60/28-21/28