Multiplication Using Area Models and Partial Products

What multiplication problem is represented by this area model?

• 4 x 370

• 4 x 300

• 4 x 379

• 4 x 3,079

What partial product goes in area A in this area model?

What equation is represented in box B?

• 2 x 10

• 2 x 9

• 30 x 2

• 10 x 10

The area model represents 53 X 82.

Which answer shows all the correct partial products?

• 400 + 240 + 100 + 6

• 4000 + 240 + 100 + 6

• 4000 + 100 + 24 + 6

• 4000 + 240 + 100 + 60

What partial product matches each letter?

• A=250 B=100 C=630 D=18

• A=3,500 B=100 C=540 D=18

• A=3,500 B=100 C=630 D=18

The area model represents 23 X 47.

Which answer shows all the correct partial products?

• 800 + 140 + 12 + 21

• 800 + 140 + 120 + 21

• 80 + 140 + 120 + 21

• 800 + 14 + 120 + 21

Eric makes this model to multiply 67 x 83. He makes a mistake. What is Eric's mistake?

• 60 x 80 = 4,800

• 7 x 80 = 560

• 60 x 3 = 18

• 7 x 3 = 21

The area model represents 72 X 59.

Which answer shows all the correct partial products?

• 3500 + 630 + 100 + 18

• 350 + 630 + 100 + 18

• 3500 + 100 + 63 + 18

• 3500 + 630 + 10 + 18

What partial product goes in area C?

• 24

• 27

• 36

• 40

The area model represents 43 X 56.

Which answer shows all the correct partial products?

• 20 + 24 + 150 + 18

• 200 + 240 + 150 + 18

• 2000 + 240 + 150 + 18

• 2000 + 240 + 15 + 18