Subtract 30/27 from 42/75
1st number: 42/75, 2nd number: 1 3/27
42/75 - 30/27 is -124/225.
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,
42/75 = 42 × 9/75 × 9 = 378/675 - Likewise, for the 2nd fraction, since 27 × 25 = 675,
30/27 = 30 × 25/27 × 25 = 750/675 - Subtract the two like fractions:
378/675 - 750/675 = 378 - 750/675 = -372/675 - After reducing the fraction, the answer is -124/225
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