Subtract 21/6 from 8/14
1st number: 8/14, 2nd number: 3 3/6
8/14 - 21/6 is -41/14.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 14 and 6 is 42
Next, find the equivalent fraction of both fractional numbers with denominator 42 - For the 1st fraction, since 14 × 3 = 42,
8/14 = 8 × 3/14 × 3 = 24/42 - Likewise, for the 2nd fraction, since 6 × 7 = 42,
21/6 = 21 × 7/6 × 7 = 147/42 - Subtract the two like fractions:
24/42 - 147/42 = 24 - 147/42 = -123/42 - After reducing the fraction, the answer is -41/14
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 16/14-21/6 8/14-42/6 8/28-21/6 8/14-21/12 24/14-21/6 8/14-63/6 8/42-21/6 8/14-21/18 40/14-21/6 8/70-21/6 8/14-21/30 56/14-21/6 8/98-21/6 8/14-21/42