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23-10-2014
Mathematics

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what is 8 21/40 as a fraction or mixed number as a decimal

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Аноним Аноним

25-10-2014

[tex]8\frac{21}{40}=\frac{8\times40+21}{40}=\frac{341}{40}\\\\8\frac{21}{40}=8\frac{21\times25}{40\times25}=8\frac{525}{1000}=8.525[/tex]

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