Subtract 36/7 from 8/12
1st number: 8/12, 2nd number: 5 1/7
8/12 - 36/7 is -94/21.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 12 and 7 is 84
Next, find the equivalent fraction of both fractional numbers with denominator 84 - For the 1st fraction, since 12 × 7 = 84,
8/12 = 8 × 7/12 × 7 = 56/84 - Likewise, for the 2nd fraction, since 7 × 12 = 84,
36/7 = 36 × 12/7 × 12 = 432/84 - Subtract the two like fractions:
56/84 - 432/84 = 56 - 432/84 = -376/84 - After reducing the fraction, the answer is -94/21
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 16/12-36/7 8/12-72/7 8/24-36/7 8/12-36/14 24/12-36/7 8/36-36/7 8/12-36/21 40/12-36/7 8/60-36/7 8/12-36/35 56/12-36/7 8/84-36/7 8/12-36/49