Subtract 1/54 from 2/20
2/20 - 1/54 is 11/135.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 20 and 54 is 540
Next, find the equivalent fraction of both fractional numbers with denominator 540 - For the 1st fraction, since 20 × 27 = 540,
2/20 = 2 × 27/20 × 27 = 54/540 - Likewise, for the 2nd fraction, since 54 × 10 = 540,
1/54 = 1 × 10/54 × 10 = 10/540 - Subtract the two like fractions:
54/540 - 10/540 = 54 - 10/540 = 44/540 - After reducing the fraction, the answer is 11/135
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 4/20-1/54 2/20-2/54 2/40-1/54 6/20-1/54 2/20-3/54 2/60-1/54 10/20-1/54 2/20-5/54 14/20-1/54 2/20-7/54