Evaluate
\frac{722}{81}\approx 8.913580247
Factor
\frac{2 \cdot 19 ^ {2}}{3 ^ {4}} = 8\frac{74}{81} = 8.91358024691358
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9-7\times 3^{-4}
Calculate 3 to the power of 2 and get 9.
9-7\times \frac{1}{81}
Calculate 3 to the power of -4 and get \frac{1}{81}.
9-\frac{7}{81}
Multiply 7 and \frac{1}{81} to get \frac{7}{81}.
\frac{722}{81}
Subtract \frac{7}{81} from 9 to get \frac{722}{81}.
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