Subtract 1/84 from 18/27
18/27 - 1/84 is 55/84.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 27 and 84 is 756
Next, find the equivalent fraction of both fractional numbers with denominator 756 - For the 1st fraction, since 27 × 28 = 756,
18/27 = 18 × 28/27 × 28 = 504/756 - Likewise, for the 2nd fraction, since 84 × 9 = 756,
1/84 = 1 × 9/84 × 9 = 9/756 - Subtract the two like fractions:
504/756 - 9/756 = 504 - 9/756 = 495/756 - After reducing the fraction, the answer is 55/84
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