Subtract 42/54 from 6/4
1st number: 1 2/4, 2nd number: 42/54
6/4 - 42/54 is 13/18.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 4 and 54 is 108
Next, find the equivalent fraction of both fractional numbers with denominator 108 - For the 1st fraction, since 4 × 27 = 108,
6/4 = 6 × 27/4 × 27 = 162/108 - Likewise, for the 2nd fraction, since 54 × 2 = 108,
42/54 = 42 × 2/54 × 2 = 84/108 - Subtract the two like fractions:
162/108 - 84/108 = 162 - 84/108 = 78/108 - After reducing the fraction, the answer is 13/18
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 12/4-42/54 6/4-84/54 6/8-42/54 18/4-42/54 6/12-42/54 30/4-42/54 6/20-42/54 42/4-42/54 6/28-42/54