Subtract 10/8 from 18/24
1st number: 18/24, 2nd number: 1 2/8
18/24 - 10/8 is -1/2.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 24 and 8 is 24
Next, find the equivalent fraction of both fractional numbers with denominator 24 - For the 1st fraction, since 24 × 1 = 24,
18/24 = 18 × 1/24 × 1 = 18/24 - Likewise, for the 2nd fraction, since 8 × 3 = 24,
10/8 = 10 × 3/8 × 3 = 30/24 - Subtract the two like fractions:
18/24 - 30/24 = 18 - 30/24 = -12/24 - After reducing the fraction, the answer is -1/2
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 36/24-10/8 18/24-20/8 18/48-10/8 18/24-10/16 54/24-10/8 18/24-30/8 18/72-10/8 18/24-10/24 90/24-10/8 18/24-50/8 18/24-10/40 18/24-70/8 18/24-10/56