Subtract 21/6 from 16/24
1st number: 16/24, 2nd number: 3 3/6
16/24 - 21/6 is -17/6.
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,
16/24 = 16 × 1/24 × 1 = 16/24 - Likewise, for the 2nd fraction, since 6 × 4 = 24,
21/6 = 21 × 4/6 × 4 = 84/24 - Subtract the two like fractions:
16/24 - 84/24 = 16 - 84/24 = -68/24 - After reducing the fraction, the answer is -17/6
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 32/24-21/6 16/24-42/6 16/48-21/6 16/24-21/12 48/24-21/6 16/24-63/6 16/72-21/6 16/24-21/18 80/24-21/6 16/24-21/30 16/24-21/42