Subtract 10/72 from 7/36
7/36 - 10/72 is 1/18.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 36 and 72 is 72
Next, find the equivalent fraction of both fractional numbers with denominator 72 - For the 1st fraction, since 36 × 2 = 72,
7/36 = 7 × 2/36 × 2 = 14/72 - Likewise, for the 2nd fraction, since 72 × 1 = 72,
10/72 = 10 × 1/72 × 1 = 10/72 - Subtract the two like fractions:
14/72 - 10/72 = 14 - 10/72 = 4/72 - After reducing the fraction, the answer is 1/18
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 14/36-10/72 7/36-20/72 7/72-10/72 21/36-10/72 7/36-30/72 35/36-10/72 7/36-50/72 49/36-10/72 7/36-70/72