Subtract 42/50 from 1/75
1/75 - 42/50 is -62/75.
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,
1/75 = 1 × 2/75 × 2 = 2/150 - Likewise, for the 2nd fraction, since 50 × 3 = 150,
42/50 = 42 × 3/50 × 3 = 126/150 - Subtract the two like fractions:
2/150 - 126/150 = 2 - 126/150 = -124/150 - After reducing the fraction, the answer is -62/75
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 2/75-42/50 1/75-84/50 3/75-42/50 5/75-42/50 7/75-42/50