Subtract 81/54 from 9/18
1st number: 9/18, 2nd number: 1 27/54
9/18 - 81/54 is -1/1.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 18 and 54 is 54
Next, find the equivalent fraction of both fractional numbers with denominator 54 - For the 1st fraction, since 18 × 3 = 54,
9/18 = 9 × 3/18 × 3 = 27/54 - Likewise, for the 2nd fraction, since 54 × 1 = 54,
81/54 = 81 × 1/54 × 1 = 81/54 - Subtract the two like fractions:
27/54 - 81/54 = 27 - 81/54 = -54/54 - After reducing the fraction, the answer is -1/1
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