Subtract 12/56 from 1/12
1/12 - 12/56 is -11/84.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 12 and 56 is 168
Next, find the equivalent fraction of both fractional numbers with denominator 168 - For the 1st fraction, since 12 × 14 = 168,
1/12 = 1 × 14/12 × 14 = 14/168 - Likewise, for the 2nd fraction, since 56 × 3 = 168,
12/56 = 12 × 3/56 × 3 = 36/168 - Subtract the two like fractions:
14/168 - 36/168 = 14 - 36/168 = -22/168 - After reducing the fraction, the answer is -11/84
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 2/12-12/56 1/12-24/56 1/24-12/56 3/12-12/56 1/12-36/56 1/36-12/56 5/12-12/56 1/12-60/56 1/60-12/56 7/12-12/56 1/12-84/56 1/84-12/56