Subtract 20/27 from 36/60
36/60 - 20/27 is -19/135.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 60 and 27 is 540
Next, find the equivalent fraction of both fractional numbers with denominator 540 - For the 1st fraction, since 60 × 9 = 540,
36/60 = 36 × 9/60 × 9 = 324/540 - Likewise, for the 2nd fraction, since 27 × 20 = 540,
20/27 = 20 × 20/27 × 20 = 400/540 - Subtract the two like fractions:
324/540 - 400/540 = 324 - 400/540 = -76/540 - After reducing the fraction, the answer is -19/135
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 72/60-20/27 36/60-40/27 36/60-20/54 36/60-60/27 36/60-20/81