Subtract 30/4 from 3/54
1st number: 3/54, 2nd number: 7 2/4
3/54 - 30/4 is -67/9.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 54 and 4 is 108
Next, find the equivalent fraction of both fractional numbers with denominator 108 - For the 1st fraction, since 54 × 2 = 108,
3/54 = 3 × 2/54 × 2 = 6/108 - Likewise, for the 2nd fraction, since 4 × 27 = 108,
30/4 = 30 × 27/4 × 27 = 810/108 - Subtract the two like fractions:
6/108 - 810/108 = 6 - 810/108 = -804/108 - After reducing the fraction, the answer is -67/9
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 6/54-30/4 3/54-60/4 3/54-30/8 9/54-30/4 3/54-90/4 3/54-30/12 15/54-30/4 3/54-30/20 21/54-30/4 3/54-30/28