Subtract 16/6 from 21/3
1st number: 7 0/3, 2nd number: 2 4/6
21/3 - 16/6 is 13/3.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 3 and 6 is 6
Next, find the equivalent fraction of both fractional numbers with denominator 6 - For the 1st fraction, since 3 × 2 = 6,
21/3 = 21 × 2/3 × 2 = 42/6 - Likewise, for the 2nd fraction, since 6 × 1 = 6,
16/6 = 16 × 1/6 × 1 = 16/6 - Subtract the two like fractions:
42/6 - 16/6 = 42 - 16/6 = 26/6 - After reducing the fraction, the answer is 13/3
- In mixed form: 41/3
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 42/3-16/6 21/3-32/6 21/6-16/6 21/3-16/12 63/3-16/6 21/3-48/6 21/9-16/6 21/3-16/18 21/3-80/6 21/15-16/6 21/3-16/30 21/3-16/42