Subtract 18/84 from 27/56
27/56 - 18/84 is 15/56.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 56 and 84 is 168
Next, find the equivalent fraction of both fractional numbers with denominator 168 - For the 1st fraction, since 56 × 3 = 168,
27/56 = 27 × 3/56 × 3 = 81/168 - Likewise, for the 2nd fraction, since 84 × 2 = 168,
18/84 = 18 × 2/84 × 2 = 36/168 - Subtract the two like fractions:
81/168 - 36/168 = 81 - 36/168 = 45/168 - After reducing the fraction, the answer is 15/56
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