Subtract 10/36 from 7/15
7/15 - 10/36 is 17/90.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 15 and 36 is 180
Next, find the equivalent fraction of both fractional numbers with denominator 180 - For the 1st fraction, since 15 × 12 = 180,
7/15 = 7 × 12/15 × 12 = 84/180 - Likewise, for the 2nd fraction, since 36 × 5 = 180,
10/36 = 10 × 5/36 × 5 = 50/180 - Subtract the two like fractions:
84/180 - 50/180 = 84 - 50/180 = 34/180 - After reducing the fraction, the answer is 17/90
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 14/15-10/36 7/15-20/36 7/30-10/36 7/15-10/72 21/15-10/36 7/15-30/36 7/45-10/36 35/15-10/36 7/15-50/36 7/75-10/36 49/15-10/36 7/15-70/36