Subtract 1/54 from 27/4
1st number: 6 3/4, 2nd number: 1/54
27/4 - 1/54 is 727/108.
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,
27/4 = 27 × 27/4 × 27 = 729/108 - Likewise, for the 2nd fraction, since 54 × 2 = 108,
1/54 = 1 × 2/54 × 2 = 2/108 - Subtract the two like fractions:
729/108 - 2/108 = 729 - 2/108 = 727/108 - In mixed form: 679/108
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 54/4-1/54 27/4-2/54 27/8-1/54 81/4-1/54 27/4-3/54 27/12-1/54 27/4-5/54 27/20-1/54 27/4-7/54 27/28-1/54