Real Numbers & Functions Review

Use the Venn Diagram to name ALL of the subsets to which the following number belongs.

0

• Irrational Numbers

• Rational Numbers

• Integers

• Whole Numbers

• Natural Numbers

Use the Venn Diagram to name ALL of the subsets to which the following number belongs.

-3.2

• Irrational Numbers

• Rational Numbers

• Integers

• Whole Numbers

• Natural Numbers

Use the Venn Diagram to name ALL of the subsets to which the following number belongs.

1,000,000

• Irrational Numbers

• Rational Numbers

• Integers

• Whole Numbers

• Natural Numbers

Match the following

• Any number that can be written as a fraction.

• Rational Numbers

• Counting numbers. (0, 1, 2, 3, ...)

• Integers

• Counting numbers and their opposites.

• Whole Number

Classify the number by checking all that apply!

-6.75

(Hint: every number shown is a REAL number!)

• Natural

• Whole

• Integer

• Rational

• Irrational

Classify the number by checking all that apply!

 $5\pi$  
(Anything with  $\pi$  is irrational)

• Natural

• Whole

• Integer

• Rational

• Irrational

Rachel states that -5.5 is an integer because it is negative.

Is she correct?

Why or why not?

• Yes, because all negatives are integers.

• Yes, because all integers have decimals.

• No, because integers do not have decimals.

• No, because integers cannot be negative.

Jeremy says that 5.676677666777... is a rational number because it is a decimal that goes on forever with a pattern.

Is he correct?

Why or why not?

• Yes, because the decimal is repeating.

• No, because it is an integer.

• No, because a pattern is not a repeating decimal.

What is 37% as a decimal?

• 37
• 3.7
• .37
• .037

Is ½ a terminating decimal or a repeating decimal?

• terminating decimal
• repeating decimal