Subtract 16/27 from 10/20
10/20 - 16/27 is -5/54.
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,
16/27 = 16 × 20/27 × 20 = 320/540 - Subtract the two like fractions:
270/540 - 320/540 = 270 - 320/540 = -50/540 - After reducing the fraction, the answer is -5/54
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 10/20-32/27 10/40-16/27 10/20-16/54 30/20-16/27 10/20-48/27 10/60-16/27 10/20-16/81 50/20-16/27 10/20-80/27 70/20-16/27