Subtract 21/24 from 2/6
2/6 - 21/24 is -13/24.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 6 and 24 is 24
Next, find the equivalent fraction of both fractional numbers with denominator 24 - For the 1st fraction, since 6 × 4 = 24,
2/6 = 2 × 4/6 × 4 = 8/24 - Likewise, for the 2nd fraction, since 24 × 1 = 24,
21/24 = 21 × 1/24 × 1 = 21/24 - Subtract the two like fractions:
8/24 - 21/24 = 8 - 21/24 = -13/24
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 4/6-21/24 2/6-42/24 2/12-21/24 2/6-21/48 2/6-63/24 2/18-21/24 2/6-21/72 10/6-21/24 2/30-21/24 14/6-21/24 2/42-21/24