megorchard megorchard

10-08-2016
Mathematics

contestada

why is 0.9 a rational number????

Respuesta :

richechik richechik

10-08-2016

think it is because it is a number that terminates (meaning it doesnt go on and on forever)

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10-08-2016

-- Because it can be written as the ratio of two whole numbers.
Like this ===> 9/10

-- Because it can be written down completely using only digits
and a decimal point or fraction bar.
Like this ===> 0.9 or 9/10 .

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