Subtract 40/54 from 4/6
4/6 - 40/54 is -2/27.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 6 and 54 is 54
Next, find the equivalent fraction of both fractional numbers with denominator 54 - For the 1st fraction, since 6 × 9 = 54,
4/6 = 4 × 9/6 × 9 = 36/54 - Likewise, for the 2nd fraction, since 54 × 1 = 54,
40/54 = 40 × 1/54 × 1 = 40/54 - Subtract the two like fractions:
36/54 - 40/54 = 36 - 40/54 = -4/54 - After reducing the fraction, the answer is -2/27
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