Subtract 4/15 from 1/54
1/54 - 4/15 is -67/270.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 54 and 15 is 270
Next, find the equivalent fraction of both fractional numbers with denominator 270 - For the 1st fraction, since 54 × 5 = 270,
1/54 = 1 × 5/54 × 5 = 5/270 - Likewise, for the 2nd fraction, since 15 × 18 = 270,
4/15 = 4 × 18/15 × 18 = 72/270 - Subtract the two like fractions:
5/270 - 72/270 = 5 - 72/270 = -67/270
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 2/54-4/15 1/54-8/15 1/54-4/30 3/54-4/15 1/54-12/15 1/54-4/45 5/54-4/15 1/54-20/15 1/54-4/75 7/54-4/15 1/54-28/15