Subtract 9/18 from 9/24
9/24 - 9/18 is -1/8.
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,
9/24 = 9 × 3/24 × 3 = 27/72 - Likewise, for the 2nd fraction, since 18 × 4 = 72,
9/18 = 9 × 4/18 × 4 = 36/72 - Subtract the two like fractions:
27/72 - 36/72 = 27 - 36/72 = -9/72 - After reducing the fraction, the answer is -1/8
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 18/24-9/18 9/48-9/18 9/24-9/36 27/24-9/18 9/24-27/18 9/72-9/18 9/24-9/54 45/24-9/18 9/24-45/18 9/24-9/90 63/24-9/18 9/24-63/18