Exploring the Real Number System

What are the two main categories of numbers in the real number system?

• Integers and Fractions

• Rational and Irrational numbers

• Natural and Whole numbers

• Positive and Negative numbers

What property does a natural number have?

• Includes zero

• Does not include fractions

• Includes negative values

• All of the above

Which set of numbers includes zero?

• Integers

• Natural numbers

• Irrational numbers

• Whole numbers

Which number type includes both positive and negative numbers?

• Natural numbers

• Rational numbers

• Integers

• Whole numbers

What type of decimal is considered a rational number?

• Terminating decimals

• Both terminating and repeating decimals

• Non-terminating non-repeating decimals

• Non-terminating repeating decimals

What makes a number a rational number?

• Both A and C

• It can be expressed as a fraction

• It is an integer

• It is a non-repeating decimal

Which of the following is an example of an irrational number?

• 2.75

• 3.1415926535...

• 0.3333...

• 5/2

Which example best represents an irrational number?

• Square root of 2

• 2.000

• 0.121212...

• 3/4

If a number is an integer, what other type of number is it also classified as?

• Rational number

• Irrational number

• Whole number

• Natural number

What does the absolute value of a number represent?

• Its distance from zero on the number line

• Its negative counterpart

• Its decimal form

• Its fractional equivalent