Subtract 20/36 from 15/27
15/27 - 20/36 is 0/1.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 27 and 36 is 108
Next, find the equivalent fraction of both fractional numbers with denominator 108 - For the 1st fraction, since 27 × 4 = 108,
15/27 = 15 × 4/27 × 4 = 60/108 - Likewise, for the 2nd fraction, since 36 × 3 = 108,
20/36 = 20 × 3/36 × 3 = 60/108 - Subtract the two like fractions:
60/108 - 60/108 = 60 - 60/108 = 0/108 - The answer is 0
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 30/27-20/36 15/27-40/36 15/54-20/36 15/27-20/72 45/27-20/36 15/27-60/36 15/81-20/36 75/27-20/36