Subtract 40/50 from 5/9
5/9 - 40/50 is -11/45.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 9 and 50 is 450
Next, find the equivalent fraction of both fractional numbers with denominator 450 - For the 1st fraction, since 9 × 50 = 450,
5/9 = 5 × 50/9 × 50 = 250/450 - Likewise, for the 2nd fraction, since 50 × 9 = 450,
40/50 = 40 × 9/50 × 9 = 360/450 - Subtract the two like fractions:
250/450 - 360/450 = 250 - 360/450 = -110/450 - After reducing the fraction, the answer is -11/45
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 10/9-40/50 5/9-80/50 5/18-40/50 15/9-40/50 5/27-40/50 25/9-40/50 5/45-40/50 35/9-40/50 5/63-40/50