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\frac{32}{35}\times \frac{700}{640}
Reduce the fraction \frac{64}{70} to lowest terms by extracting and canceling out 2.
\frac{32}{35}\times \frac{35}{32}
Reduce the fraction \frac{700}{640} to lowest terms by extracting and canceling out 20.
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Cancel out \frac{32}{35} and its reciprocal \frac{35}{32}.
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