Subtract 50/7 from 8/12
1st number: 8/12, 2nd number: 7 1/7
8/12 - 50/7 is -136/21.
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,
50/7 = 50 × 12/7 × 12 = 600/84 - Subtract the two like fractions:
56/84 - 600/84 = 56 - 600/84 = -544/84 - After reducing the fraction, the answer is -136/21
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 16/12-50/7 8/24-50/7 8/12-50/14 24/12-50/7 8/36-50/7 8/12-50/21 40/12-50/7 8/60-50/7 8/12-50/35 56/12-50/7 8/84-50/7 8/12-50/49