Subtract 18/24 from 27/8
1st number: 3 3/8, 2nd number: 18/24
27/8 - 18/24 is 21/8.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 8 and 24 is 24
Next, find the equivalent fraction of both fractional numbers with denominator 24 - For the 1st fraction, since 8 × 3 = 24,
27/8 = 27 × 3/8 × 3 = 81/24 - Likewise, for the 2nd fraction, since 24 × 1 = 24,
18/24 = 18 × 1/24 × 1 = 18/24 - Subtract the two like fractions:
81/24 - 18/24 = 81 - 18/24 = 63/24 - After reducing the fraction, the answer is 21/8
- In mixed form: 25/8
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 54/8-18/24 27/8-36/24 27/16-18/24 27/8-18/48 81/8-18/24 27/8-54/24 27/24-18/24 27/8-18/72 27/8-90/24 27/40-18/24 27/56-18/24