Subtract 1/6 from 21/24
21/24 - 1/6 is 17/24.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 24 and 6 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 6 × 4 = 24,
1/6 = 1 × 4/6 × 4 = 4/24 - Subtract the two like fractions:
21/24 - 4/24 = 21 - 4/24 = 17/24
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 42/24-1/6 21/24-2/6 21/48-1/6 21/24-1/12 63/24-1/6 21/24-3/6 21/72-1/6 21/24-1/18 21/24-5/6 21/24-1/30 21/24-7/6 21/24-1/42