Subtract 36/56 from 7/12
7/12 - 36/56 is -5/84.
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,
7/12 = 7 × 14/12 × 14 = 98/168 - Likewise, for the 2nd fraction, since 56 × 3 = 168,
36/56 = 36 × 3/56 × 3 = 108/168 - Subtract the two like fractions:
98/168 - 108/168 = 98 - 108/168 = -10/168 - After reducing the fraction, the answer is -5/84
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 14/12-36/56 7/12-72/56 7/24-36/56 21/12-36/56 7/36-36/56 35/12-36/56 7/60-36/56 49/12-36/56 7/84-36/56