Subtract 8/7 from 4/6
1st number: 4/6, 2nd number: 1 1/7
4/6 - 8/7 is -10/21.
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,
4/6 = 4 × 7/6 × 7 = 28/42 - Likewise, for the 2nd fraction, since 7 × 6 = 42,
8/7 = 8 × 6/7 × 6 = 48/42 - Subtract the two like fractions:
28/42 - 48/42 = 28 - 48/42 = -20/42 - After reducing the fraction, the answer is -10/21
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 8/6-8/7 4/6-16/7 4/12-8/7 4/6-8/14 12/6-8/7 4/6-24/7 4/18-8/7 4/6-8/21 20/6-8/7 4/6-40/7 4/30-8/7 4/6-8/35 28/6-8/7 4/6-56/7 4/42-8/7 4/6-8/49