Variables and Expressions

Which of the following is the answer when you subtract?

• sum
• product
• difference
• quotient

Which of the following is the answer when you multiply?

• sum
• product
• difference
• quotient

Which of the following is the answer when you add?

• sum
• product
• difference
• quotient

Which of the following is the answer when you divide?

• sum
• product
• difference
• quotient

Which word below is a clue to use subtraction?

• each
• more
• increase
• decrease

What is an algebraic expression for:

the product of 9 and a number t

•  $9+t$  

•  $9-t$  

•  $\frac{9}{t}$  

•  $9t$  

Is the expression algebraic or numerical?

 $4m+6$  

• algebraic

• numerical

What is an algebraic expression for the phrase:

the difference of a number x and 2

•  $x+\ 2$  

•  $x-2$  

•  $\frac{2}{x}$  

•  $x\div2$  

What is the best word phrase for the algebraic expression?

 $12x\ +\ 3$  

• the quotient of 12 and x plus 3

• the product of 12 and x increased by 3

• the sum of 12 and x plus 3

• the difference of 12 and x increased by 3

Is the following expression algebraic or numerical?

 $7\div2$  

• algebraic

• numerical