Subtract 25/6 from 84/42
1st number: 2 0/42, 2nd number: 4 1/6
84/42 - 25/6 is -13/6.
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,
25/6 = 25 × 7/6 × 7 = 175/42 - Subtract the two like fractions:
84/42 - 175/42 = 84 - 175/42 = -91/42 - After reducing the fraction, the answer is -13/6
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 84/42-50/6 84/42-25/12 84/42-75/6 84/42-25/18 84/42-25/30 84/42-25/42