Subtract 42/5 from 84/6
1st number: 14 0/6, 2nd number: 8 2/5
84/6 - 42/5 is 28/5.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 6 and 5 is 30
Next, find the equivalent fraction of both fractional numbers with denominator 30 - For the 1st fraction, since 6 × 5 = 30,
84/6 = 84 × 5/6 × 5 = 420/30 - Likewise, for the 2nd fraction, since 5 × 6 = 30,
42/5 = 42 × 6/5 × 6 = 252/30 - Subtract the two like fractions:
420/30 - 252/30 = 420 - 252/30 = 168/30 - After reducing the fraction, the answer is 28/5
- In mixed form: 53/5
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 84/6-84/5 84/12-42/5 84/6-42/10 84/18-42/5 84/6-42/15 84/30-42/5 84/6-42/25 84/42-42/5 84/6-42/35