Subtract 7/12 from 8/36
8/36 - 7/12 is -13/36.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 36 and 12 is 36
Next, find the equivalent fraction of both fractional numbers with denominator 36 - For the 1st fraction, since 36 × 1 = 36,
8/36 = 8 × 1/36 × 1 = 8/36 - Likewise, for the 2nd fraction, since 12 × 3 = 36,
7/12 = 7 × 3/12 × 3 = 21/36 - Subtract the two like fractions:
8/36 - 21/36 = 8 - 21/36 = -13/36
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 16/36-7/12 8/36-14/12 8/72-7/12 8/36-7/24 24/36-7/12 8/36-21/12 8/36-7/36 40/36-7/12 8/36-35/12 8/36-7/60 56/36-7/12 8/36-49/12 8/36-7/84