No.
A negative sign, by itself cannot affect whether or not a number is rational.
It would have no effect.
No.
The sign of a number has no bearing on whether or not it is rational.
No.
A negative sign, by itself cannot affect whether or not a number is rational.
It would have no effect.
Any integer, whether it is positive or negative, is a rational number.
Any positive number is always bigger than a negative number - whether they are rational or irrational.
No.
The sign of a number has no bearing on whether or not it is rational.
Yes, any number with a defined end-point, whether it be positive or negative, is a rational number.
Any integer, whether positive or negative, is a rational number. It can be expressed as a fraction with a negative numerator and a denominator of 1.
12 is the ratio of 12 and 1 ... nice and rational.
You can classify them according to whether they are positive, zero or negative; whether they are integers or not, whether they are unit fractions or not and so on.
It is a negative number. It is also a rational number; also, it's a real number.