Yes it is. It can be written as a fraction.
No because -1/2 is a rational number expressed as a fraction
Rational.
Rational: yes. Natural: no.
5 = 5/1 is a rational number
The number -1/2 is a rational number, a negative integer divided by a positive integer.
Yes.
Yes - all numbers that can be written as ratios, even negative numbers, are rational numbers.
Yes it is. It can be written as a fraction.
No because -1/2 is a rational number expressed as a fraction
Rational.
Rational: yes. Natural: no.
5 = 5/1 is a rational number
Yes, -1/2 or -0.5 is a real number. It is also a rational number and a nonrepeating decimal rational number. All negative and positive numbers as well as zero are real numbers. The real numbers also includes the irrational numbers.
-1 is all of an integer, a whole number, and a rational number.
Yes.
As a number which can be expressed as a fraction, 1/2 is a rational number.