Subtract 42/75 from 10/36
10/36 - 42/75 is -127/450.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 36 and 75 is 900
Next, find the equivalent fraction of both fractional numbers with denominator 900 - For the 1st fraction, since 36 × 25 = 900,
10/36 = 10 × 25/36 × 25 = 250/900 - Likewise, for the 2nd fraction, since 75 × 12 = 900,
42/75 = 42 × 12/75 × 12 = 504/900 - Subtract the two like fractions:
250/900 - 504/900 = 250 - 504/900 = -254/900 - After reducing the fraction, the answer is -127/450
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 20/36-42/75 10/36-84/75 10/72-42/75 30/36-42/75 50/36-42/75 70/36-42/75