Real Numbers and Number Theory

The answer for division is called _____

• sum

• difference

• product

• quotient

The numbers multiplied together are called ________

• product

• factors

• addends

• dividend

The numbers 0, 1, 2, 3, ... are called

• whole numbers
• integers
• rational numbers
• natural numbers

-10 is a whole number

• True
• False

_________________ or counting numbers start at 1 and continue to infinity. Example: 1, 2, 3, 4, .....

• whole numbers

• prime numbers

• natural numbers

• odd numbers

0.8 is a rational number

• True
• False

Classify the Number: -23

• Whole number

• Integer

• Counting Number

• irrational

Which of these are an example of a whole number?

• 22/7

• 16

• -20

• 3.5

A rational number can be written as a fraction.

• True
• False

A natural number that possesses exactly two different factors, itself and 1, is called a ________ number.

• Prime

• Composite

• Odd

• Even