Subtract 42/27 from 80/75
1st number: 1 5/75, 2nd number: 1 15/27
80/75 - 42/27 is -22/45.
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,
80/75 = 80 × 9/75 × 9 = 720/675 - Likewise, for the 2nd fraction, since 27 × 25 = 675,
42/27 = 42 × 25/27 × 25 = 1050/675 - Subtract the two like fractions:
720/675 - 1050/675 = 720 - 1050/675 = -330/675 - After reducing the fraction, the answer is -22/45
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