10-06-2017
Mathematics

contestada

Is 7.8 a rational number

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Allysia123 Allysia123

10-06-2017

Yes, it is. Because you can write it in the form of p/q as
78/10
= 39/5

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10-06-2017

Yes, any number that can be represented as a ratio of two integers is rational...

7.8

7 8/10

78/10

39/5

You can also be aware that any terminating number (including terminating decimals) or any number with a repeating decimal pattern is rational.

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