Subtract 8/6 from 50/42
1st number: 1 8/42, 2nd number: 1 2/6
50/42 - 8/6 is -1/7.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 42 and 6 is 42
Next, find the equivalent fraction of both fractional numbers with denominator 42 - For the 1st fraction, since 42 × 1 = 42,
50/42 = 50 × 1/42 × 1 = 50/42 - Likewise, for the 2nd fraction, since 6 × 7 = 42,
8/6 = 8 × 7/6 × 7 = 56/42 - Subtract the two like fractions:
50/42 - 56/42 = 50 - 56/42 = -6/42 - After reducing the fraction, the answer is -1/7
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 50/42-16/6 50/84-8/6 50/42-8/12 50/42-24/6 50/42-8/18 50/42-40/6 50/42-8/30 50/42-56/6 50/42-8/42