Subtract 2/8 from 21/24
21/24 - 2/8 is 5/8.
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,
21/24 = 21 × 1/24 × 1 = 21/24 - Likewise, for the 2nd fraction, since 8 × 3 = 24,
2/8 = 2 × 3/8 × 3 = 6/24 - Subtract the two like fractions:
21/24 - 6/24 = 21 - 6/24 = 15/24 - After reducing the fraction, the answer is 5/8
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 42/24-2/8 21/24-4/8 21/48-2/8 21/24-2/16 63/24-2/8 21/24-6/8 21/72-2/8 21/24-2/24 21/24-10/8 21/24-2/40 21/24-14/8 21/24-2/56