Subtract 5/36 from 8/20
8/20 - 5/36 is 47/180.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 20 and 36 is 180
Next, find the equivalent fraction of both fractional numbers with denominator 180 - For the 1st fraction, since 20 × 9 = 180,
8/20 = 8 × 9/20 × 9 = 72/180 - Likewise, for the 2nd fraction, since 36 × 5 = 180,
5/36 = 5 × 5/36 × 5 = 25/180 - Subtract the two like fractions:
72/180 - 25/180 = 72 - 25/180 = 47/180
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 16/20-5/36 8/20-10/36 8/40-5/36 8/20-5/72 24/20-5/36 8/20-15/36 8/60-5/36 40/20-5/36 8/20-25/36 56/20-5/36 8/20-35/36