Subtract 8/27 from 42/6
1st number: 7 0/6, 2nd number: 8/27
42/6 - 8/27 is 181/27.
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,
42/6 = 42 × 9/6 × 9 = 378/54 - Likewise, for the 2nd fraction, since 27 × 2 = 54,
8/27 = 8 × 2/27 × 2 = 16/54 - Subtract the two like fractions:
378/54 - 16/54 = 378 - 16/54 = 362/54 - After reducing the fraction, the answer is 181/27
- In mixed form: 619/27
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 84/6-8/27 42/6-16/27 42/12-8/27 42/6-8/54 42/6-24/27 42/18-8/27 42/6-8/81 42/6-40/27 42/30-8/27 42/6-56/27