Subtract 4/10 from 2/36
2/36 - 4/10 is -31/90.
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,
4/10 = 4 × 18/10 × 18 = 72/180 - Subtract the two like fractions:
10/180 - 72/180 = 10 - 72/180 = -62/180 - After reducing the fraction, the answer is -31/90
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 4/36-4/10 2/36-8/10 2/72-4/10 2/36-4/20 6/36-4/10 2/36-12/10 2/36-4/30 10/36-4/10 2/36-20/10 2/36-4/50 14/36-4/10 2/36-28/10 2/36-4/70