Algebra 2: properties and classifying numbers

What is the best classification for this number?   -4

• natural
• whole
• integer
• rational

What is the best classification for this number?  
π

• integer
• rational
• irrational
• imaginary

What is the best classification for this number?  .78787878...

• integer
• rational
• irrational
• whole

What is the best classification for this number?   10

• natural
• whole
• integer
• rational

What is the best classification for this number?   0

• natural
• whole
• integer
• rational

What is the best classification for this number?  1/4

• integer
• rational
• irrational
• whole

What is the best classification for this number?   .35

• whole
• rational
• irrational
• real

What is the best classification for this number? √16

• rational

• natural

• integer

• real

What property allows this statement to be true? 
AB = BA

• Associative 
• Distributive
• Commutative

What property allows this statement to be true? 
(A + B) + C = A + ( B + C)

• Associative
• Commutative
• Distributive