Any integer above starting at and including zero is a natural number. Anything below zero is not.
It is a natural number and an integer.
It is not a natural number but it is an integer and a real number.
Real numbers consist of all numbers except complex numbers. Every integer is a natural number but every rational number is not a natural number as well as an integer. So, the answer to the question is integer.
5 is a natural number, as it is an integer greater than zero. It is a whole number, an integer, and a rational number.
No, -20 is not a natural number. It is an integer.
No.
No, it is not a natural number. It is not a whole, positive integer.
No it is not. If it is an integer eg. (1), it is a natural number
No, but it is an integer.
A negative integer is a whole number but not a natural number.
It is a negative integer. It is a rational number, a real number.
No. 7.3 is not an integer.