21 \times 20 \%
Evaluate
\frac{21}{5}=4.2
Factor
\frac{3 \cdot 7}{5} = 4\frac{1}{5} = 4.2
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21\times \frac{1}{5}
Reduce the fraction \frac{20}{100} to lowest terms by extracting and canceling out 20.
\frac{21}{5}
Multiply 21 and \frac{1}{5} to get \frac{21}{5}.
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