Subtract 25/28 from 56/60
56/60 - 25/28 is 17/420.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 60 and 28 is 420
Next, find the equivalent fraction of both fractional numbers with denominator 420 - For the 1st fraction, since 60 × 7 = 420,
56/60 = 56 × 7/60 × 7 = 392/420 - Likewise, for the 2nd fraction, since 28 × 15 = 420,
25/28 = 25 × 15/28 × 15 = 375/420 - Subtract the two like fractions:
392/420 - 375/420 = 392 - 375/420 = 17/420
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 56/60-50/28 56/60-25/56 56/60-75/28 56/60-25/84