Subtract 50/60 from 40/75
40/75 - 50/60 is -3/10.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 75 and 60 is 300
Next, find the equivalent fraction of both fractional numbers with denominator 300 - For the 1st fraction, since 75 × 4 = 300,
40/75 = 40 × 4/75 × 4 = 160/300 - Likewise, for the 2nd fraction, since 60 × 5 = 300,
50/60 = 50 × 5/60 × 5 = 250/300 - Subtract the two like fractions:
160/300 - 250/300 = 160 - 250/300 = -90/300 - After reducing the fraction, the answer is -3/10
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 80/75-50/60