Subtract 30/81 from 30/14, Solve 2 2/14

Subtract 30/81 from 30/14

1^st number: 2 2/14, 2^nd number: 30/81

30/14 - 30/81 is 335/189.

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,
30/14 = 30 × 81/14 × 81 = 2430/1134
Likewise, for the 2nd fraction, since 81 × 14 = 1134,
30/81 = 30 × 14/81 × 14 = 420/1134
Subtract the two like fractions:
2430/1134 - 420/1134 = 2430 - 420/1134 = 2010/1134
After reducing the fraction, the answer is 335/189
In mixed form: 1146/189

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