Numeric Expressions With Models

Sal bought 3 slices of pizza. Each slice cost $3. Write an expression to represent how much 3 slices of pizza costs?

• $3 x 3

• 3 ÷ 3

• $3 + 3

• 9 ÷ $3

Jenna bought 3 packs of bottled water with 24 bottles in each pack. Then she gave 10 bottles away. Write an expression to represent how many bottles Jenna has left.

• (3 x 24) + 10

• (3 x 24) - 10

• 3 x 24 x 10

• (3 x 10) - 24

Write an expression for:

eight more than the product of 3 and 2

• (3 x 2) - 8

• (8 + 3) ÷ 2

• 8 + (3 x 2)

Write an expression for:

Thirty-seven more than the difference of twenty-four and twenty

• (37 - 24) x 20

• (24 - 20) x 37

• 37 + (24 - 20)

• F

• G

• H

• J

Write the phrase as a numerical or algebraic expression
25 multiplied by 3

• 25 x 3

• 25 / 3 

• 25r 

a math expression that contains numbers and at least one operation

• numerical expression

• algebraic expression

• order of operations

• equivalent expression

Write the phrase as a numerical or algebraic expression
3 added to n 

• 3 + n 

• 3n

• n/3

Evaluate the numerical expression

5 x (2 + 1)

• 11

• 15

• 10

• 9