Subtract 5/18 from 18/24
18/24 - 5/18 is 17/36.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 24 and 18 is 72
Next, find the equivalent fraction of both fractional numbers with denominator 72 - For the 1st fraction, since 24 × 3 = 72,
18/24 = 18 × 3/24 × 3 = 54/72 - Likewise, for the 2nd fraction, since 18 × 4 = 72,
5/18 = 5 × 4/18 × 4 = 20/72 - Subtract the two like fractions:
54/72 - 20/72 = 54 - 20/72 = 34/72 - After reducing the fraction, the answer is 17/36
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 36/24-5/18 18/24-10/18 18/48-5/18 18/24-5/36 54/24-5/18 18/24-15/18 18/72-5/18 18/24-5/54 90/24-5/18 18/24-25/18 18/24-5/90 18/24-35/18