Subtract 24/54 from 5/15
5/15 - 24/54 is -1/9.
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,
5/15 = 5 × 18/15 × 18 = 90/270 - Likewise, for the 2nd fraction, since 54 × 5 = 270,
24/54 = 24 × 5/54 × 5 = 120/270 - Subtract the two like fractions:
90/270 - 120/270 = 90 - 120/270 = -30/270 - After reducing the fraction, the answer is -1/9
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 10/15-24/54 5/15-48/54 5/30-24/54 5/15-72/54 5/45-24/54 25/15-24/54 5/75-24/54 35/15-24/54