Subtract 10/21 from 84/6
1st number: 14 0/6, 2nd number: 10/21
84/6 - 10/21 is 284/21.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 6 and 21 is 42
Next, find the equivalent fraction of both fractional numbers with denominator 42 - For the 1st fraction, since 6 × 7 = 42,
84/6 = 84 × 7/6 × 7 = 588/42 - Likewise, for the 2nd fraction, since 21 × 2 = 42,
10/21 = 10 × 2/21 × 2 = 20/42 - Subtract the two like fractions:
588/42 - 20/42 = 588 - 20/42 = 568/42 - After reducing the fraction, the answer is 284/21
- In mixed form: 1311/21
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 84/6-20/21 84/12-10/21 84/6-10/42 84/6-30/21 84/18-10/21 84/6-10/63 84/6-50/21 84/30-10/21 84/6-70/21 84/42-10/21