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Q: Why is -5 a rational number?

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Yes, -5 is a rational number

-5 is rational

Yes.-5 is a rational number. It's the ratio of 5 to -1 .

5 = 5/1 is a rational number

No, -5 is a negative, rational number.

It is another rational number.

The number 5 is indeed a rational number. A rational number is one that is able to be written down as a simplified fraction. The number 5 would be written as 5/1.

Rational

Rational

It is rational.

the answer is rational.

It's the ratio of 5 and 1 ... a rational number.

2

Every rational number does.

Yes, 9/5 is rational. A rational number is any number that can be expressed in a fraction.

5.4 = 5 2/5 = 27/5 so it is a rational number.

because every integer is a rational number

Every whole number is rational.

It is rational because it is equivalent to -5/1.

0.4

It is rational.

The square root of 25 is 5 ... rational.

The square root of 5 squared is 5, which is a rational number.

The square root of 25 is 5 which is a rational number * * * * * Or -5, which is also rational.

15.6 is rational. If a number can be expressed in the form of one_integer/another_integer it is a rational number. 15.6 = 153/5 = 79/5 Thus 15.6 is a rational number