Subtract 42/50 from 4/75
4/75 - 42/50 is -59/75.
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,
4/75 = 4 × 2/75 × 2 = 8/150 - Likewise, for the 2nd fraction, since 50 × 3 = 150,
42/50 = 42 × 3/50 × 3 = 126/150 - Subtract the two like fractions:
8/150 - 126/150 = 8 - 126/150 = -118/150 - After reducing the fraction, the answer is -59/75
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 8/75-42/50 4/75-84/50 12/75-42/50 20/75-42/50 28/75-42/50