Envision Topic 4 Review

Select all the expressions that are equal to 260.

• 23 x 10

• 20 x 10 + 3 x 10

• 13 x 20

• 1 x 20 + 3 x 20

• 10 x 20 + 3 x 30

Tags

CCSS.5.NBT.A.4

Select all the expressions that are equal to 420.

• 42 X 10

• 40 X 10 + 2

• 40 X 10 + 20 X 10

• 40 X 10 + 2 X 10

• 20 X 10 + 4 X 10

Tags

CCSS.3.OA.C.7

A florist makes centerpieces. He puts 18 roses in each centerpiece. Which is the best way to use rounding to estimate the number of roses the florist needs?  What is the exact number of roses?​ (a)   ​ (b)  

• 20 x 25 = 500
• 432
• 10 x 25 = 250
• 360
• 25 x 30 = 750
• 30 x 30 = 900
• 784
• 672

Tags

CCSS.4.NBT.B.5

Margo hiked 12 miles 13 times last month. She hiked 14 miles 12 times this month.

A. Draw arrays or area models to find the number of miles Margo hiked during the past two months.

Tags

CCSS.2.OA.C.4

Margo hiked 12 miles 13 times last month. She hiked 14 miles 12 times this month.

B. Write and solve equations to represent your arrays or area models

Tags

CCSS.2.OA.C.4

Liz makes necklaces. Each has 16 beads. Use the numbers in the box to complete the table

• 160

• 10

• 480

• 90

• 1, 440

• 50

• 800

• 30

Tags

CCSS.2.OA.C.4

Jack's landscape service charges $78 to plant a tree. What is the total cost to plant a tree. What is the total cost to plant 18 trees on Tuesday and 23 trees on Wednesday. Write and solve equations.

Tags

CCSS.6.EE.B.7

Which of the following uses properties of operations to help find 27 x 14?

• 20 + 7 + 10 + 4

• 20 x 7 x x 10 x 4

• 27 + 14

• (20 + 7) x (10 + 4)

Tags

CCSS.3.OA.B.5

The biggest painting in an art show is 31 inches long and 28 inches wide. The smallest painting is 14 inches long and 11 inches wide. What is the difference between the areas of the two paintings? Use equations to show your work.

Tags

CCSS.3.MD.C.5

CCSS.3.MD.C.6

CCSS.3.MD.C.7

CCSS.3.OA.A.3

CCSS.3.OA.D.8

Lorin drew an area model to find 19 x 15. Write the partial product for each rectangle in the area model.

• 10 x 10 = 100

• C

• 9 x 5 = 45

• D

• 10 x 5 = 50

• A

• 9 x 10 = 90

• B

Tags

CCSS.4.NBT.B.5