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Is 18 rational or irrational

Updated: 12/8/2022
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Wiki User

10y ago

Best Answer

irrational

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Wiley Waelchi

Lvl 10
3y ago
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Ophelia Schneider

Lvl 10
3y ago

0.125

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Wiki User

12y ago

1.8 is a rational number.

It is said to be rational because we can express this value as a fraction, where the denominator (the number at the bottom), is not equal to 0.

For instance, we could write this number as 18/10.

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Wiki User

10y ago

18 is rational. Rational numbers are numbers that can be written as a fraction. Irrational Numbers cannot be expressed as a fraction.

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Wiki User

13y ago

No.

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Anonymous

Lvl 1
3y ago

1.8 as a irrational

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Q: Is 18 rational or irrational
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