Classifying Real Numbers: A Comprehensive Overview

What is the primary goal of classifying real numbers?

• To find their weight

• To identify their color

• To determine their size

• To categorize them into subsets

Which of the following is a rational number?

• √2

• π

• e

• 0.5

How can you identify a rational number based on its decimal representation?

• The decimal terminates or repeats

• The decimal is always positive

• The decimal is always negative

• The decimal never terminates

Which of the following numbers is irrational?

• 12

• π

• √25

• 4/2

Why is π considered an irrational number?

• Its decimal representation terminates

• Its decimal representation goes on forever without repeating

• It can be written as a fraction

• Its decimal representation repeats

Which of the following is an integer?

• 2.5

• π

• 7

• √2

What is the best classification for the number 0?

• Natural number

• Whole number

• Irrational number

• Imaginary number

Which category does the number -7 fall into?

• Integer

• Whole number

• Natural number

• Irrational number

Where is the best place to classify the number 4/2 in a Venn diagram?

• Integer

• Whole number

• Natural number

• Irrational number

Which of the following numbers is best classified as a natural number?

• π

• 1

• √2

• 0