Subtract 40/6 from 81/27
1st number: 3 0/27, 2nd number: 6 4/6
81/27 - 40/6 is -11/3.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 27 and 6 is 54
Next, find the equivalent fraction of both fractional numbers with denominator 54 - For the 1st fraction, since 27 × 2 = 54,
81/27 = 81 × 2/27 × 2 = 162/54 - Likewise, for the 2nd fraction, since 6 × 9 = 54,
40/6 = 40 × 9/6 × 9 = 360/54 - Subtract the two like fractions:
162/54 - 360/54 = 162 - 360/54 = -198/54 - After reducing the fraction, the answer is -11/3
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