Subtract 10/15 from 27/36
27/36 - 10/15 is 1/12.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 36 and 15 is 180
Next, find the equivalent fraction of both fractional numbers with denominator 180 - For the 1st fraction, since 36 × 5 = 180,
27/36 = 27 × 5/36 × 5 = 135/180 - Likewise, for the 2nd fraction, since 15 × 12 = 180,
10/15 = 10 × 12/15 × 12 = 120/180 - Subtract the two like fractions:
135/180 - 120/180 = 135 - 120/180 = 15/180 - After reducing the fraction, the answer is 1/12
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 54/36-10/15 27/36-20/15 27/72-10/15 27/36-10/30 81/36-10/15 27/36-30/15 27/36-10/45 27/36-50/15 27/36-10/75 27/36-70/15