Subtract 3/84 from 42/6
1st number: 7 0/6, 2nd number: 3/84
42/6 - 3/84 is 195/28.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 6 and 84 is 84
Next, find the equivalent fraction of both fractional numbers with denominator 84 - For the 1st fraction, since 6 × 14 = 84,
42/6 = 42 × 14/6 × 14 = 588/84 - Likewise, for the 2nd fraction, since 84 × 1 = 84,
3/84 = 3 × 1/84 × 1 = 3/84 - Subtract the two like fractions:
588/84 - 3/84 = 588 - 3/84 = 585/84 - After reducing the fraction, the answer is 195/28
- In mixed form: 627/28
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 84/6-3/84 42/6-6/84 42/12-3/84 42/6-9/84 42/18-3/84 42/6-15/84 42/30-3/84 42/6-21/84