Subtract 42/27 from 84/6
1st number: 14 0/6, 2nd number: 1 15/27
84/6 - 42/27 is 112/9.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 6 and 27 is 54
Next, find the equivalent fraction of both fractional numbers with denominator 54 - For the 1st fraction, since 6 × 9 = 54,
84/6 = 84 × 9/6 × 9 = 756/54 - Likewise, for the 2nd fraction, since 27 × 2 = 54,
42/27 = 42 × 2/27 × 2 = 84/54 - Subtract the two like fractions:
756/54 - 84/54 = 756 - 84/54 = 672/54 - After reducing the fraction, the answer is 112/9
- In mixed form: 124/9
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 84/6-84/27 84/12-42/27 84/6-42/54 84/18-42/27 84/6-42/81 84/30-42/27 84/42-42/27