It is a rational number because it can also be expressed as a fraction
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Yes. Rational numbers are numbers or decimals that repeat or terminate. Irrational numbers do not. For example π is an irrational number.
Decimals that terminate or repeat in some fashion are rational, while decimals that expand forever are irrational.
a rational number repeats but terminates.ex:3.333333333. a irrational number doesn't terminate or repeat itself. ex:3.334334433444.
No, it is rational. Numbers whose decimal digits either stop or repeat can be written as a fraction and so are rational.
No. A rational plus an irrational is always an irrational.