Subtract 6/27 from 10/20
10/20 - 6/27 is 5/18.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 20 and 27 is 540
Next, find the equivalent fraction of both fractional numbers with denominator 540 - For the 1st fraction, since 20 × 27 = 540,
10/20 = 10 × 27/20 × 27 = 270/540 - Likewise, for the 2nd fraction, since 27 × 20 = 540,
6/27 = 6 × 20/27 × 20 = 120/540 - Subtract the two like fractions:
270/540 - 120/540 = 270 - 120/540 = 150/540 - After reducing the fraction, the answer is 5/18
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 10/20-12/27 10/40-6/27 10/20-6/54 30/20-6/27 10/20-18/27 10/60-6/27 10/20-6/81 50/20-6/27 10/20-30/27 70/20-6/27 10/20-42/27