They are rational.
9 is a rational number
Rational
It is a rational number as 9
It is a whole number so it is rational.
-9 is a rational number
They are rational.
9 is a rational number
No, it is rational.
Rational
It is a rational number as 9
0.4444
The square root of 9 is 3 which is a rational number
It is a whole number so it is rational.
The number has a decimal representation that terminates (after 9 digits). If it terminates, the number is rational.
81 is rational. Rational numbers are numbers that can be written as a fraction. Irrational numbers cannot be expressed as a fraction.
4.6 is rational.