Subtract 4/27 from 10/20
10/20 - 4/27 is 19/54.
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,
4/27 = 4 × 20/27 × 20 = 80/540 - Subtract the two like fractions:
270/540 - 80/540 = 270 - 80/540 = 190/540 - After reducing the fraction, the answer is 19/54
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 10/20-8/27 10/40-4/27 10/20-4/54 30/20-4/27 10/20-12/27 10/60-4/27 10/20-4/81 50/20-4/27 10/20-20/27 70/20-4/27 10/20-28/27