Subtract 40/18 from 14/12
1st number: 1 2/12, 2nd number: 2 4/18
14/12 - 40/18 is -19/18.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 12 and 18 is 36
Next, find the equivalent fraction of both fractional numbers with denominator 36 - For the 1st fraction, since 12 × 3 = 36,
14/12 = 14 × 3/12 × 3 = 42/36 - Likewise, for the 2nd fraction, since 18 × 2 = 36,
40/18 = 40 × 2/18 × 2 = 80/36 - Subtract the two like fractions:
42/36 - 80/36 = 42 - 80/36 = -38/36 - After reducing the fraction, the answer is -19/18
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 28/12-40/18 14/12-80/18 14/24-40/18 14/12-40/36 42/12-40/18 14/36-40/18 14/12-40/54 70/12-40/18 14/60-40/18 14/12-40/90 98/12-40/18 14/84-40/18