Subtract 14/81 from 12/24, Solve 12/24

Subtract 14/81 from 12/24

12/24 - 14/81 is 53/162.

Find the least common denominator or LCM of the two denominators:
LCM of 24 and 81 is 648

Next, find the equivalent fraction of both fractional numbers with denominator 648
For the 1st fraction, since 24 × 27 = 648,
12/24 = 12 × 27/24 × 27 = 324/648
Likewise, for the 2nd fraction, since 81 × 8 = 648,
14/81 = 14 × 8/81 × 8 = 112/648
Subtract the two like fractions:
324/648 - 112/648 = 324 - 112/648 = 212/648
After reducing the fraction, the answer is 53/162

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