Evaluate
6.39
Factor
\frac{71 \cdot 3 ^ {2}}{2 ^ {2} \cdot 5 ^ {2}} = 6\frac{39}{100} = 6.39
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13.89-7.5
Subtract 16.17 from 30.06 to get 13.89.
6.39
Subtract 7.5 from 13.89 to get 6.39.
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