Subtract 42/36 from 1/75
1st number: 1/75, 2nd number: 1 6/36
1/75 - 42/36 is -173/150.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 75 and 36 is 900
Next, find the equivalent fraction of both fractional numbers with denominator 900 - For the 1st fraction, since 75 × 12 = 900,
1/75 = 1 × 12/75 × 12 = 12/900 - Likewise, for the 2nd fraction, since 36 × 25 = 900,
42/36 = 42 × 25/36 × 25 = 1050/900 - Subtract the two like fractions:
12/900 - 1050/900 = 12 - 1050/900 = -1038/900 - After reducing the fraction, the answer is -173/150
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 2/75-42/36 1/75-84/36 1/75-42/72 3/75-42/36 5/75-42/36 7/75-42/36