Subtract 80/7 from 50/6
1st number: 8 2/6, 2nd number: 11 3/7
50/6 - 80/7 is -65/21.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 6 and 7 is 42
Next, find the equivalent fraction of both fractional numbers with denominator 42 - For the 1st fraction, since 6 × 7 = 42,
50/6 = 50 × 7/6 × 7 = 350/42 - Likewise, for the 2nd fraction, since 7 × 6 = 42,
80/7 = 80 × 6/7 × 6 = 480/42 - Subtract the two like fractions:
350/42 - 480/42 = 350 - 480/42 = -130/42 - After reducing the fraction, the answer is -65/21
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 50/12-80/7 50/6-80/14 50/18-80/7 50/6-80/21 50/30-80/7 50/6-80/35 50/42-80/7 50/6-80/49