Subtract 35/20 from 1/54
1st number: 1/54, 2nd number: 1 15/20
1/54 - 35/20 is -187/108.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 54 and 20 is 540
Next, find the equivalent fraction of both fractional numbers with denominator 540 - For the 1st fraction, since 54 × 10 = 540,
1/54 = 1 × 10/54 × 10 = 10/540 - Likewise, for the 2nd fraction, since 20 × 27 = 540,
35/20 = 35 × 27/20 × 27 = 945/540 - Subtract the two like fractions:
10/540 - 945/540 = 10 - 945/540 = -935/540 - After reducing the fraction, the answer is -187/108
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 2/54-35/20 1/54-70/20 1/54-35/40 3/54-35/20 1/54-35/60 5/54-35/20 7/54-35/20