Subtract 1/15 from 4/54
4/54 - 1/15 is 1/135.
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,
4/54 = 4 × 5/54 × 5 = 20/270 - Likewise, for the 2nd fraction, since 15 × 18 = 270,
1/15 = 1 × 18/15 × 18 = 18/270 - Subtract the two like fractions:
20/270 - 18/270 = 20 - 18/270 = 2/270 - After reducing the fraction, the answer is 1/135
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 8/54-1/15 4/54-2/15 4/54-1/30 12/54-1/15 4/54-3/15 4/54-1/45 20/54-1/15 4/54-5/15 4/54-1/75 28/54-1/15 4/54-7/15