Multiplication Using Area Model

Gregory uses this model to multiply 46×38. Enter the correct value for each area.

• Area A: 12,000, Area B: 1,800, Area C: 3,200, Area D: 480

• Area A: 70, Area B: 36, Area C: 48, Area D: 14

• Area A: 700, Area B: 90, Area C: 120, Area D: 14

• Area A: 1,200, Area B: 180, Area C: 320, Area D: 48

Tags

CCSS.4.NBT.B.5

What is the product of the problem represented in the array?

• 840

• 820

• 775

• 745

Tags

CCSS.4.NBT.B.5

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

Tags

CCSS.4.NBT.B.5

The area model represents 14 X 76.

Which answer shows all the correct partial products?

• 700 + 280 + 60 + 24

• 70 + 280 + 60 + 24

• 700 + 28 + 60 + 24

• 700 + 280 + 6 + 24

Tags

CCSS.4.NBT.B.5

The area model represents 38 X 16.

Which answer shows all the correct partial products?

• 300 + 180 + 8 + 48

• 30 + 180 + 80 + 48

• 300 + 180 + 80 + 48

• 300 + 18 + 80 + 48

Tags

CCSS.4.NBT.B.5

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

Tags

CCSS.4.NBT.B.5

The area model represents 19 X 48.

Which answer shows all the correct partial products?

• 400 + 360 + 80 + 72

• 400 + 360 + 72 + 8

• 40 + 360 + 80 + 72

• 400 + 80 + 72 + 36

Tags

CCSS.4.NBT.B.5

The area model represents 23 X 47.

What is the product of the blue section?

• 20 X 40 = 800

• 20 X 40 = 8

• 20 X 40 = 80

• 20 X 40 = 8000

Tags

CCSS.4.NBT.B.5

The area model represents 23 X 47.

What is the product of the red section?

• 20 X 7 = 14

• 20 X 7 = 1.4

• 20 X 7 = 140

• 20 X 7 = 1400

Tags

CCSS.4.NBT.B.5

The area model represents 23 X 47.

What is the product of the purple section?

• 3 X 7 = 2.1

• 3 X 7 = 21

• 3 X 7 = 210

• 3 X 7 = 2100

Tags

CCSS.4.NBT.B.5