Subtract 7/18 from 10/36
10/36 - 7/18 is -1/9.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 36 and 18 is 36
Next, find the equivalent fraction of both fractional numbers with denominator 36 - For the 1st fraction, since 36 × 1 = 36,
10/36 = 10 × 1/36 × 1 = 10/36 - Likewise, for the 2nd fraction, since 18 × 2 = 36,
7/18 = 7 × 2/18 × 2 = 14/36 - Subtract the two like fractions:
10/36 - 14/36 = 10 - 14/36 = -4/36 - After reducing the fraction, the answer is -1/9
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 20/36-7/18 10/36-14/18 10/72-7/18 10/36-7/36 30/36-7/18 10/36-21/18 10/36-7/54 50/36-7/18 10/36-35/18 10/36-7/90 70/36-7/18 10/36-49/18