the number -13 can be classified as:

real and natural

real and whole

real and integer

real and irrational

Number -13 is classified as real and integer

Solution:

Given that The number -13 can be classified as

Let us first understand about real numbers, whole numbers, Integers and irrational numbers

Whole numbers are positive numbers, including zero, without any decimal or fractional parts. Negative numbers are not considered "whole numbers."

But -13 is a negative number. Therefore -13 is not a whole number

Positive or negative, large or small, whole numbers or decimal numbers are all Real Numbers. They are called "Real Numbers" because they are not Imaginary Numbers.

Therefore -13 is a real number

An integer is a whole number (not a fractional number) that can be positive, negative, or zero. Examples of integers are: -5, 1, 5, 8, 97, and 3,043.

Therefore -13 is a integer

An irrational number is real number that cannot be expressed as a ratio of two integers. An irrational number is not able to be written as a simple fraction because the numbers in the decimal of a fraction would go on forever

But -13 can be expressed in fraction as

Therefore -13 is not a irrational number

Thus we can conclude that number -13 is classified as real and integer