Subtract 1/3 from 1/54
1/54 - 1/3 is -17/54.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 54 and 3 is 54
Next, find the equivalent fraction of both fractional numbers with denominator 54 - For the 1st fraction, since 54 × 1 = 54,
1/54 = 1 × 1/54 × 1 = 1/54 - Likewise, for the 2nd fraction, since 3 × 18 = 54,
1/3 = 1 × 18/3 × 18 = 18/54 - Subtract the two like fractions:
1/54 - 18/54 = 1 - 18/54 = -17/54
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 2/54-1/3 1/54-2/3 1/54-1/6 3/54-1/3 1/54-1/9 5/54-1/3 1/54-5/3 1/54-1/15 7/54-1/3 1/54-7/3 1/54-1/21