Multiplication Using Rectangles

Using either partial products or partitioning rectangles, use your whiteboard to solve:

28*4

Using either partial products or partitioning rectangles, use your whiteboard to solve:

86 *3

Using either partial products or partitioning rectangles, use your whiteboard to solve:

29*6

Using either partial products or partitioning rectangles, use your whiteboard to solve:

47*6

Select a multiplication equation that will help you find the area of the rectangle.

• 3 x 7

• 8 x 4

• 3 x 4

• 2 x 4

Greyson and Preston have a piece of paper that is 90 sq. inches. Which equation could be used to determine the area?

• 9 in. + 10 in.

• 30 cm X 3 cm

• 9 in. X 10 in.

• 18 cm. X 5 cm.

• 192 sq meters

• 120 sq meters

• 1200 sq meters

• 123 sq meters

To find the area of this rectangle, which expression would I use?

• 5 + 3

• 5 x 3

• 5 + 3 + 5 + 3

• 3 + 5

Jessica measured her bedroom so that she can put a new carpet in.

The bedroom was 15 feet long and 16 feet wide.

How many square feet of carpet does she need to buy?

​ (a)  

How would you find the area of this rectangle?

• 3 x 7

• 8 x 4

• 3 x 4

• 2 x 4