Is 2.5 a rational number? why?

asked Jan 24, 2018 12.4k views

1 vote

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5 votes

Yes,since it stops at 5 and does not continue endlessly without a pattern, it can also be written as the fraction 25/10 or 5/2

Lhlmgr answered Jan 25, 2018

7.2k points

4 votes

It's irrational because you can turn 2.5 into a fraction without having a mixed fraction

Tirrel answered Jan 29, 2018

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