Subtract 2/20 from 10/36
10/36 - 2/20 is 8/45.
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,
10/36 = 10 × 5/36 × 5 = 50/180 - Likewise, for the 2nd fraction, since 20 × 9 = 180,
2/20 = 2 × 9/20 × 9 = 18/180 - Subtract the two like fractions:
50/180 - 18/180 = 50 - 18/180 = 32/180 - After reducing the fraction, the answer is 8/45
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 20/36-2/20 10/36-4/20 10/72-2/20 10/36-2/40 30/36-2/20 10/36-6/20 10/36-2/60 50/36-2/20 10/36-10/20 70/36-2/20 10/36-14/20