Subtract 14/20 from 1/36
1/36 - 14/20 is -121/180.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 36 and 20 is 180
Next, find the equivalent fraction of both fractional numbers with denominator 180 - For the 1st fraction, since 36 × 5 = 180,
1/36 = 1 × 5/36 × 5 = 5/180 - Likewise, for the 2nd fraction, since 20 × 9 = 180,
14/20 = 14 × 9/20 × 9 = 126/180 - Subtract the two like fractions:
5/180 - 126/180 = 5 - 126/180 = -121/180
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 2/36-14/20 1/36-28/20 1/72-14/20 1/36-14/40 3/36-14/20 1/36-42/20 1/36-14/60 5/36-14/20 1/36-70/20 7/36-14/20 1/36-98/20