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Represent 0.8 without an overbar.
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1 vote
Represent 0.8 without an overbar.

User IsDotR
by
8.2k points

1 Answer

6 votes
If
x=0.\overline8=0.888..., then
10x=8.\overline8=8.888.... So


10x-x=8.\overline8-0.\overline8

9x=8

x=\frac89
User Carlos Porta
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9.0k points
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