Subtract 10/6 from 84/42
1st number: 2 0/42, 2nd number: 1 4/6
84/42 - 10/6 is 1/3.
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,
84/42 = 84 × 1/42 × 1 = 84/42 - Likewise, for the 2nd fraction, since 6 × 7 = 42,
10/6 = 10 × 7/6 × 7 = 70/42 - Subtract the two like fractions:
84/42 - 70/42 = 84 - 70/42 = 14/42 - After reducing the fraction, the answer is 1/3
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 84/42-20/6 84/42-10/12 84/42-30/6 84/42-10/18 84/42-50/6 84/42-10/30 84/42-70/6 84/42-10/42