Subtract 5/50 from 40/75
40/75 - 5/50 is 13/30.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 75 and 50 is 150
Next, find the equivalent fraction of both fractional numbers with denominator 150 - For the 1st fraction, since 75 × 2 = 150,
40/75 = 40 × 2/75 × 2 = 80/150 - Likewise, for the 2nd fraction, since 50 × 3 = 150,
5/50 = 5 × 3/50 × 3 = 15/150 - Subtract the two like fractions:
80/150 - 15/150 = 80 - 15/150 = 65/150 - After reducing the fraction, the answer is 13/30
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 80/75-5/50 40/75-10/50 40/75-15/50 40/75-25/50 40/75-35/50