Subtract 40/12 from 6/14
1st number: 6/14, 2nd number: 3 4/12
6/14 - 40/12 is -61/21.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 14 and 12 is 84
Next, find the equivalent fraction of both fractional numbers with denominator 84 - For the 1st fraction, since 14 × 6 = 84,
6/14 = 6 × 6/14 × 6 = 36/84 - Likewise, for the 2nd fraction, since 12 × 7 = 84,
40/12 = 40 × 7/12 × 7 = 280/84 - Subtract the two like fractions:
36/84 - 280/84 = 36 - 280/84 = -244/84 - After reducing the fraction, the answer is -61/21
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 12/14-40/12 6/14-80/12 6/28-40/12 6/14-40/24 18/14-40/12 6/42-40/12 6/14-40/36 30/14-40/12 6/70-40/12 6/14-40/60 42/14-40/12 6/98-40/12 6/14-40/84