Subtract 30/81 from 28/3, Solve 9 1/3

Subtract 30/81 from 28/3

1^st number: 9 1/3, 2^nd number: 30/81

28/3 - 30/81 is 242/27.

Find the least common denominator or LCM of the two denominators:
LCM of 3 and 81 is 81

Next, find the equivalent fraction of both fractional numbers with denominator 81
For the 1st fraction, since 3 × 27 = 81,
28/3 = 28 × 27/3 × 27 = 756/81
Likewise, for the 2nd fraction, since 81 × 1 = 81,
30/81 = 30 × 1/81 × 1 = 30/81
Subtract the two like fractions:
756/81 - 30/81 = 756 - 30/81 = 726/81
After reducing the fraction, the answer is 242/27
In mixed form: 826/27

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