Subtract 27/12 from 14/40
1st number: 14/40, 2nd number: 2 3/12
14/40 - 27/12 is -19/10.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 40 and 12 is 120
Next, find the equivalent fraction of both fractional numbers with denominator 120 - For the 1st fraction, since 40 × 3 = 120,
14/40 = 14 × 3/40 × 3 = 42/120 - Likewise, for the 2nd fraction, since 12 × 10 = 120,
27/12 = 27 × 10/12 × 10 = 270/120 - Subtract the two like fractions:
42/120 - 270/120 = 42 - 270/120 = -228/120 - After reducing the fraction, the answer is -19/10
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 28/40-27/12 14/40-54/12 14/80-27/12 14/40-27/24 42/40-27/12 14/40-81/12 14/40-27/36 70/40-27/12 14/40-27/60 98/40-27/12 14/40-27/84