3rd Grade Topic 3 Practice Assessment

Krista arranged her buttons in an array. Which two expressions can be used to find the total number of buttons?

• 6 x 7 and 6 x 1

• 4 x 7 and 2 x 7

• 4 x 4 and 2 x 3

• 3 x 7 and 4 x 7

Jeff makes the generalization that a 10's fact can be broken down into two 5's facts. Which equation proves his generalization?

• 10 x 6 = (5 x 3) + (5 x 3) = 30

• 10 x 6 = (5 x 5) + (5 x5) = 50

• 10 x 6 = (5 x 6) + (5 x 6) = 60

Noemi broke up a large array into a 3 x 4 and 5 x 4 array. What was the large array?

• (3 x 4) + (5 x 4) = 8 x 8

• (3 x 4) + (5 x 4) = 8 x 4

• (3 x 4) + (5 x 4) = 12 x 8

• (3 x 4) + (5 x 4) = 15 x 8

What is the number that makes the equation correct? (3 x 4) + (3 x 4) =

• 24
• 12

• 56

• 48

Casey has 3 bags of baseballs. Each bag has 6 baseballs. Which equation shows how many baseballs Case has?

• 3 x 3 = 9

• 3 + 6 = 9

• 6 x 6 = 36

• 3 x 6 = 18

A bakery uses 3 cups of flour for each loaf of bread. There are 3 loaves of bread on a tray. There are 6 trays on a cart. Which expression represents the amount of flour used to bake the bread on the cart?

• 3 + 3 + 6

• 3 x 3 + 6

• 3 x 3 x 6

• 3 + 3 x 6

A bakery uses 3 cups of flour for each loaf of bread. There are 3 loaves of bread on a tray. There are 6 trays on a cart. How many cups of flour was used to bake the bread on the cart?

• 12

• 15

• 54

• 36

Yumiko designs a border for her bedroom walls. Each of the 4 walls will have 11 shapes. How many shapes will Yumiko use for the border?

• 11 x 4 = 44 shapes

• 11 x 4 = 41 shapes

• 4 x 4 = 16 shapes

• 11 + 4 = 15 shapes

Parking costs $12 per car. One group travels in 7 cars. How much does the group spend to park?

• $19

• $72

• $74

• $84

There are 36 chairs set up for a conference. The chairs will be set up in equal rows. Select all the possible ways that the 36 chairs can be displayed

• 3 rows of 12 chairs in each

• 4 rows of 9 chairs in each

• 5 rows of 7 chairs in each

• 6 rows or 6 chairs in each

• 8 rows of 4 chairs in each