Subtract 30/54 from 6/18
6/18 - 30/54 is -2/9.
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,
6/18 = 6 × 3/18 × 3 = 18/54 - Likewise, for the 2nd fraction, since 54 × 1 = 54,
30/54 = 30 × 1/54 × 1 = 30/54 - Subtract the two like fractions:
18/54 - 30/54 = 18 - 30/54 = -12/54 - After reducing the fraction, the answer is -2/9
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