Subtract 1/75 from 42/2
1st number: 21 0/2, 2nd number: 1/75
42/2 - 1/75 is 1574/75.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 2 and 75 is 150
Next, find the equivalent fraction of both fractional numbers with denominator 150 - For the 1st fraction, since 2 × 75 = 150,
42/2 = 42 × 75/2 × 75 = 3150/150 - Likewise, for the 2nd fraction, since 75 × 2 = 150,
1/75 = 1 × 2/75 × 2 = 2/150 - Subtract the two like fractions:
3150/150 - 2/150 = 3150 - 2/150 = 3148/150 - After reducing the fraction, the answer is 1574/75
- In mixed form: 2074/75
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 84/2-1/75 42/2-2/75 42/4-1/75 42/2-3/75 42/6-1/75 42/2-5/75 42/10-1/75 42/2-7/75 42/14-1/75