Subtract 10/54 from 1/15
1/15 - 10/54 is -16/135.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 15 and 54 is 270
Next, find the equivalent fraction of both fractional numbers with denominator 270 - For the 1st fraction, since 15 × 18 = 270,
1/15 = 1 × 18/15 × 18 = 18/270 - Likewise, for the 2nd fraction, since 54 × 5 = 270,
10/54 = 10 × 5/54 × 5 = 50/270 - Subtract the two like fractions:
18/270 - 50/270 = 18 - 50/270 = -32/270 - After reducing the fraction, the answer is -16/135
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 2/15-10/54 1/15-20/54 1/30-10/54 3/15-10/54 1/15-30/54 1/45-10/54 5/15-10/54 1/15-50/54 1/75-10/54 7/15-10/54 1/15-70/54