Subtract 7/18 from 1/54
1/54 - 7/18 is -10/27.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 54 and 18 is 54
Next, find the equivalent fraction of both fractional numbers with denominator 54 - For the 1st fraction, since 54 × 1 = 54,
1/54 = 1 × 1/54 × 1 = 1/54 - Likewise, for the 2nd fraction, since 18 × 3 = 54,
7/18 = 7 × 3/18 × 3 = 21/54 - Subtract the two like fractions:
1/54 - 21/54 = 1 - 21/54 = -20/54 - After reducing the fraction, the answer is -10/27
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