Subtract 27/60 from 3/15
3/15 - 27/60 is -1/4.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 15 and 60 is 60
Next, find the equivalent fraction of both fractional numbers with denominator 60 - For the 1st fraction, since 15 × 4 = 60,
3/15 = 3 × 4/15 × 4 = 12/60 - Likewise, for the 2nd fraction, since 60 × 1 = 60,
27/60 = 27 × 1/60 × 1 = 27/60 - Subtract the two like fractions:
12/60 - 27/60 = 12 - 27/60 = -15/60 - After reducing the fraction, the answer is -1/4
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 6/15-27/60 3/15-54/60 3/30-27/60 9/15-27/60 3/15-81/60 3/45-27/60 3/75-27/60 21/15-27/60