Subtract 18/36 from 1/54
1/54 - 18/36 is -13/27.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 54 and 36 is 108
Next, find the equivalent fraction of both fractional numbers with denominator 108 - For the 1st fraction, since 54 × 2 = 108,
1/54 = 1 × 2/54 × 2 = 2/108 - Likewise, for the 2nd fraction, since 36 × 3 = 108,
18/36 = 18 × 3/36 × 3 = 54/108 - Subtract the two like fractions:
2/108 - 54/108 = 2 - 54/108 = -52/108 - After reducing the fraction, the answer is -13/27
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