Subtract 40/54 from 5/9
5/9 - 40/54 is -5/27.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 9 and 54 is 54
Next, find the equivalent fraction of both fractional numbers with denominator 54 - For the 1st fraction, since 9 × 6 = 54,
5/9 = 5 × 6/9 × 6 = 30/54 - Likewise, for the 2nd fraction, since 54 × 1 = 54,
40/54 = 40 × 1/54 × 1 = 40/54 - Subtract the two like fractions:
30/54 - 40/54 = 30 - 40/54 = -10/54 - After reducing the fraction, the answer is -5/27
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 10/9-40/54 5/9-80/54 5/18-40/54 15/9-40/54 5/27-40/54 25/9-40/54 5/45-40/54 35/9-40/54 5/63-40/54