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Is 2.5 a rational number? why?

Is 2.5 a rational number? why?
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1 vote
Is 2.5 a rational number? why?

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User Sean Redmond
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7.1k points

2 Answers

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
answered
User Lhlmgr
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8.3k points
4 votes
It's irrational because you can turn 2.5 into a fraction without having a mixed fraction
answered
User Tirrel
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7.7k points
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