Subtract 50/54 from 18/24
18/24 - 50/54 is -19/108.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 24 and 54 is 216
Next, find the equivalent fraction of both fractional numbers with denominator 216 - For the 1st fraction, since 24 × 9 = 216,
18/24 = 18 × 9/24 × 9 = 162/216 - Likewise, for the 2nd fraction, since 54 × 4 = 216,
50/54 = 50 × 4/54 × 4 = 200/216 - Subtract the two like fractions:
162/216 - 200/216 = 162 - 200/216 = -38/216 - After reducing the fraction, the answer is -19/108
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 36/24-50/54 18/48-50/54 54/24-50/54 18/72-50/54 90/24-50/54