Subtract 18/5 from 27/75
1st number: 27/75, 2nd number: 3 3/5
27/75 - 18/5 is -81/25.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 75 and 5 is 75
Next, find the equivalent fraction of both fractional numbers with denominator 75 - For the 1st fraction, since 75 × 1 = 75,
27/75 = 27 × 1/75 × 1 = 27/75 - Likewise, for the 2nd fraction, since 5 × 15 = 75,
18/5 = 18 × 15/5 × 15 = 270/75 - Subtract the two like fractions:
27/75 - 270/75 = 27 - 270/75 = -243/75 - After reducing the fraction, the answer is -81/25
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