Subtract 28/81 from 2/14, Solve 2/14

Subtract 28/81 from 2/14

2/14 - 28/81 is -115/567.

Find the least common denominator or LCM of the two denominators:
LCM of 14 and 81 is 1134

Next, find the equivalent fraction of both fractional numbers with denominator 1134
For the 1st fraction, since 14 × 81 = 1134,
2/14 = 2 × 81/14 × 81 = 162/1134
Likewise, for the 2nd fraction, since 81 × 14 = 1134,
28/81 = 28 × 14/81 × 14 = 392/1134
Subtract the two like fractions:
162/1134 - 392/1134 = 162 - 392/1134 = -230/1134
After reducing the fraction, the answer is -115/567

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