Subtract 2/42 from 8/6
1st number: 1 2/6, 2nd number: 2/42
8/6 - 2/42 is 9/7.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 6 and 42 is 42
Next, find the equivalent fraction of both fractional numbers with denominator 42 - For the 1st fraction, since 6 × 7 = 42,
8/6 = 8 × 7/6 × 7 = 56/42 - Likewise, for the 2nd fraction, since 42 × 1 = 42,
2/42 = 2 × 1/42 × 1 = 2/42 - Subtract the two like fractions:
56/42 - 2/42 = 56 - 2/42 = 54/42 - After reducing the fraction, the answer is 9/7
- In mixed form: 12/7
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 16/6-2/42 8/6-4/42 8/12-2/42 8/6-2/84 24/6-2/42 8/6-6/42 8/18-2/42 40/6-2/42 8/6-10/42 8/30-2/42 56/6-2/42 8/6-14/42 8/42-2/42