Algebra 1 Real Numbers Review

Check ALL the boxes that apply.

Which set(s) of numbers does '10' belong?

• Rational

• Irrational

• Integers

• Whole

• Natural

Check ALL the boxes that apply.

Which set(s) of numbers does  $\frac{5}{6}$  belong?

• Real 

• Rational

• Irrational

• Whole

• Integer

Check ALL the boxes that apply.

Which set(s) of numbers does  $\sqrt{24}$   belong?

• Real

• Rational

• Irrational

• Integer

• Whole

Which does NOT represent an integer?

• 0

• $-\frac{18}{2}$

• $\sqrt{9}$

• $\frac{4}{5}$

Which is an irrational number?

• $\sqrt{21}$

• $3\ \frac{5}{8}$

• $2.\overline{41}$

• -13

If y = -5, then -5 = y.

• Reflexive

• Commutative

• Symmetric

• Transitive

8a + 4 = 4 + 8a

• Commutative

• Associative

• Symmetric

• Reflexive

Identify the property that justifies the statement.

 $n^2$  x 0 = 0

• Reflexive

• Identity

• Inverse

• Property of Zero

Which property justifies the statement below?

x(y - 3) = xy - 3x

• Associative Property

• Transitive Property

• Distributive Property

• Commutative Property

Which of the following is a FALSE statement

• Natural numbers are closed under division

• Integers are closed under subtraction

• Even numbers are closed under multiplication

• Real numbers are closed under addition