Multiplication Using Rectangles

The rectangle shown is made of square centimeter tiles. Correctly label the length of each side and show the total area.

Mr. and Mrs. Bubalo are buying a new house. They are deciding between these two floor plans. What is the area of house A? What is the area of house B? To get points you must show your work.

• House A: 102 square meters

• House A: 75 square meters

• House B: 73 square meters

• House B: 84 square meters

What is the area of rectangle A?

• 16 square meters

• 14 square meters

• 18 square meters

• 14

Ruth drew the rectangle shown. Which expression has a value equal to the area of Ruth’s rectangle?

• 3 + 6

• 3 + 6 + 3 + 6

• 3 × 6

• (3 × 6) + (3 × 6)

The model below shows the bottom of Eddie's bed. He will cover the bottom of the bed with a rug. How can Eddie find the area he will cover with a rug?

• add 5 and 7 (5 + 7)

• subtract 5 from 7 (7 - 5)

• multiply 5 and 7 (5 x 7)

• divide 7 by 5 (7 ÷ 5)

Sue divided the area model as shown. What is the total area of the model?

• 4 square units

• 5 square units

• 6 square units

• 10 square units

Doug drew a line to break apart an area model. Which equation represents the total area of the model?

• 4 + 12 = 16

• 6 + 12 = 18

• 6 + 16 = 20

• 8 + 12 = 20

Which area model shows this equation?

5 x (2 +3) = (5 x 2) + (5 x 3)

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Look at the area model. Which equation shows the total area of the model?

• (3 x 4) x (3 x 2) = 72 squares

• (3 + 4) x (3 + 2) = 35 squares

• (3 x 2) + (6 x 3) = 24 square units

• ( 3 x 4) + (4 x 2) = 20 square units

Look at the rectangle. Select the TWO expressions that can be used to find the area of the rectangle.

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