Area Model Binomial Multiplication

What is this multiplication strategy called?

• Boxes and Numbers

• Area Model

What is the final product?

• 1,412

• 1,512

• 1,680

• 1,692

What is the product of this area model?

• 1,248

• 624

• 2

What is the right order of steps for multiplication with the Area model?

• Add up all the partial products, Break the numbers into expanded form, multiply to find the partial products.

• Break the numbers into expanded form, multiply to find the partial products, and then add up all of the partial products.

• 32

• 15

• 480

• 7

• 23

• 40

• 50

• 51

• 1173

• 280

Draw your area model in your paper.

c

5 tens

6 tens

6 hundreds

Complete the area model to represent the equation 23 x 15 = 345 Move the correct number to each box. Each number may be used more than once. Not all numbers will be used.

c

h

f

30

10

20

5

23

3

15

8

Tags

4.4C

Cat 2

Complete the area model to represent the equation 162 x 23

b

c

d

e

2

60

20

6

23

100

3

1

What partial product belongs in box A?

• 2,400

• 320

• 240

• 3,200

What partial product belongs in box B?

• 80

• 800

• 60

• 600