3.OA.1-5; 3.NBT.1-3

Last week, Paul ate 2 cookies each day for 5 days. This week, he ate 2 cookies each day for 4 days. Which expression can be used to represent the total number of cookies Paul ate in these two weeks?

• 2x(5x4)

• 2x(5+4)

• (2x5)x(2x4)

• (2+5)x(2+4)

What number makes both equations true?

6 x __ = 48

48 ÷ 6 = __

• 7

• 8

• 42

• 54

Which situation can be solved using the expression 21 ÷ 3?

• finding the number of shirts when there are 3 groups of 21 shirts

• finding the number of dresses when 21 more dresses are placed on a rack with 3 dresses

• finding the number of jackets left over when 3 out of 21 jackets are sold

• finding the number of skirts on each rack when a total of 21 skirts are placed equally on 3 racks

Ethan made the array below to show the product of 6 x 7. Does Ethan’s model show the product of 6 x7? Explain why or why not.

• No. The array shows 6 x 8.
• Yes. The array shows 6 x 7.

A tennis coach buys 8 cans of tennis balls. There are 3 tennis balls in each can. All of the tennis balls will be shared equally among 6 players. How many tennis balls will each player get?

• 24

• 4

• 17

• 19

In which equation could the number six replace “z” to make the equation true?

• 9 x z = 56

• 48 ÷ z = 8

• 30 x 5 = z

• 24 ÷ 3 = z

Maddie will ride her bike a total of 56 miles over 7 days. She will ride the same number of miles each day. What is the total number of miles Maddie will ride each day?

• 8

• 9

• 49

• 63

A group of students played a basketball game after school. Which total can be found using the expression 7 x 2?

• the total number of points if a player made 7 shots and each shot was worth 2 points

• the total number of basketballs if 7 basketballs were old and 2 basketballs were new

• the total number of points if one player had 7 points and a different player had 2 points

• the total number of basketballs used if there were 7 basketballs and 2 of the basketballs were not used

What number makes the equation below true?

81 ÷ __ = 9

• 8

• 9

• 72

• 90

Which situation could be represented by the expression 6 x 2?

• Rocco hiked six miles each day for two days

• Rocco had six baseballs and gave away two of them

• Rocco had a total of sex tennis balls in two cans

• Rocco biked six miles and then continued for two more miles