Subtract 7/18 from 4/24
4/24 - 7/18 is -2/9.
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,
4/24 = 4 × 3/24 × 3 = 12/72 - Likewise, for the 2nd fraction, since 18 × 4 = 72,
7/18 = 7 × 4/18 × 4 = 28/72 - Subtract the two like fractions:
12/72 - 28/72 = 12 - 28/72 = -16/72 - After reducing the fraction, the answer is -2/9
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 8/24-7/18 4/24-14/18 4/48-7/18 4/24-7/36 12/24-7/18 4/24-21/18 4/72-7/18 4/24-7/54 20/24-7/18 4/24-35/18 4/24-7/90 28/24-7/18 4/24-49/18