Subtract 42/27 from 9/75
1st number: 9/75, 2nd number: 1 15/27
9/75 - 42/27 is -323/225.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 75 and 27 is 675
Next, find the equivalent fraction of both fractional numbers with denominator 675 - For the 1st fraction, since 75 × 9 = 675,
9/75 = 9 × 9/75 × 9 = 81/675 - Likewise, for the 2nd fraction, since 27 × 25 = 675,
42/27 = 42 × 25/27 × 25 = 1050/675 - Subtract the two like fractions:
81/675 - 1050/675 = 81 - 1050/675 = -969/675 - After reducing the fraction, the answer is -323/225
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 18/75-42/27 9/75-84/27 9/75-42/54 27/75-42/27 9/75-42/81 45/75-42/27 63/75-42/27