Subtract 5/30 from 4/54
4/54 - 5/30 is -5/54.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 54 and 30 is 270
Next, find the equivalent fraction of both fractional numbers with denominator 270 - For the 1st fraction, since 54 × 5 = 270,
4/54 = 4 × 5/54 × 5 = 20/270 - Likewise, for the 2nd fraction, since 30 × 9 = 270,
5/30 = 5 × 9/30 × 9 = 45/270 - Subtract the two like fractions:
20/270 - 45/270 = 20 - 45/270 = -25/270 - After reducing the fraction, the answer is -5/54
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 8/54-5/30 4/54-10/30 4/54-5/60 12/54-5/30 4/54-15/30 4/54-5/90 20/54-5/30 4/54-25/30 28/54-5/30 4/54-35/30