Subtract 15/21 from 14/6
1st number: 2 2/6, 2nd number: 15/21
14/6 - 15/21 is 34/21.
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,
14/6 = 14 × 7/6 × 7 = 98/42 - Likewise, for the 2nd fraction, since 21 × 2 = 42,
15/21 = 15 × 2/21 × 2 = 30/42 - Subtract the two like fractions:
98/42 - 30/42 = 98 - 30/42 = 68/42 - After reducing the fraction, the answer is 34/21
- In mixed form: 113/21
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 28/6-15/21 14/6-30/21 14/12-15/21 14/6-15/42 42/6-15/21 14/6-45/21 14/18-15/21 14/6-15/63 70/6-15/21 14/6-75/21 14/30-15/21 98/6-15/21 14/42-15/21