Subtract 42/6 from 7/54
1st number: 7/54, 2nd number: 7 0/6
7/54 - 42/6 is -371/54.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 54 and 6 is 54
Next, find the equivalent fraction of both fractional numbers with denominator 54 - For the 1st fraction, since 54 × 1 = 54,
7/54 = 7 × 1/54 × 1 = 7/54 - Likewise, for the 2nd fraction, since 6 × 9 = 54,
42/6 = 42 × 9/6 × 9 = 378/54 - Subtract the two like fractions:
7/54 - 378/54 = 7 - 378/54 = -371/54
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 14/54-42/6 7/54-84/6 7/54-42/12 21/54-42/6 7/54-42/18 35/54-42/6 7/54-42/30 49/54-42/6