Real Number System

What are all names for -7?

• rational, real

• irrational, real

• rational only

• irrational only

Zero can be classified as all of the following except which?

• Whole

• Rational

• Integer

• Natural

We can classify π or PI as _____________.

• Rational only

• Irrational only

• Rational, Real

• Irrational, Real

Classify the following number: 1.01276894...

• Rational

• Irrational

Classify the following: -78

• Integer

• integer, real

• integer, whole, rational

• integer, rational, real

What is the definition of integers?

• Numbers you count on your fingers and toes

• Natural numbers and zero

• Whole numbers and their opposites

• Terminating or repeating decimals

1,378,472,706 can best classified as what?

• natural, whole, integer, rational

• whole, integer, rational

• rational

• natural, whole, integer, rational, real

Which statement is NOT true?

• Every rational number is a real number.

• Every counting number is a whole number.

• Every integer is a rational number.

• Every decimal number is an irrational number.

Which statement is NOT true?

• Every rational number is also a whole number.

• Every counting number is a whole.

• Every integer is a rational number.

• Every whole number is an integer number.

A repeating decimal or decimal that terminates is called a

• Natural Number

• Irrational Number

• Rational Number

• Whole Number