Subtract 6/12 from 40/56
40/56 - 6/12 is 3/14.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 56 and 12 is 168
Next, find the equivalent fraction of both fractional numbers with denominator 168 - For the 1st fraction, since 56 × 3 = 168,
40/56 = 40 × 3/56 × 3 = 120/168 - Likewise, for the 2nd fraction, since 12 × 14 = 168,
6/12 = 6 × 14/12 × 14 = 84/168 - Subtract the two like fractions:
120/168 - 84/168 = 120 - 84/168 = 36/168 - After reducing the fraction, the answer is 3/14
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 80/56-6/12 40/56-6/24 40/56-18/12 40/56-6/36 40/56-30/12 40/56-6/60 40/56-42/12 40/56-6/84