Subtract 25/27 from 42/6
1st number: 7 0/6, 2nd number: 25/27
42/6 - 25/27 is 164/27.
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,
25/27 = 25 × 2/27 × 2 = 50/54 - Subtract the two like fractions:
378/54 - 50/54 = 378 - 50/54 = 328/54 - After reducing the fraction, the answer is 164/27
- In mixed form: 62/27
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 84/6-25/27 42/6-50/27 42/12-25/27 42/6-25/54 42/6-75/27 42/18-25/27 42/6-25/81 42/30-25/27