Subtract 9/10 from 2/36
2/36 - 9/10 is -38/45.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 36 and 10 is 180
Next, find the equivalent fraction of both fractional numbers with denominator 180 - For the 1st fraction, since 36 × 5 = 180,
2/36 = 2 × 5/36 × 5 = 10/180 - Likewise, for the 2nd fraction, since 10 × 18 = 180,
9/10 = 9 × 18/10 × 18 = 162/180 - Subtract the two like fractions:
10/180 - 162/180 = 10 - 162/180 = -152/180 - After reducing the fraction, the answer is -38/45
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 4/36-9/10 2/36-18/10 2/72-9/10 2/36-9/20 6/36-9/10 2/36-27/10 2/36-9/30 10/36-9/10 2/36-45/10 2/36-9/50 14/36-9/10 2/36-63/10 2/36-9/70