Subtract 27/18 from 45/36
1st number: 1 9/36, 2nd number: 1 9/18
45/36 - 27/18 is -1/4.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 36 and 18 is 36
Next, find the equivalent fraction of both fractional numbers with denominator 36 - For the 1st fraction, since 36 × 1 = 36,
45/36 = 45 × 1/36 × 1 = 45/36 - Likewise, for the 2nd fraction, since 18 × 2 = 36,
27/18 = 27 × 2/18 × 2 = 54/36 - Subtract the two like fractions:
45/36 - 54/36 = 45 - 54/36 = -9/36 - After reducing the fraction, the answer is -1/4
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