Chapter 4-4 "Use Models to Multiply"

What multiplication problem is represented by this area model?

• 4 x 370

• 4 x 300

• 4 x 379

• 4 x 3,079

Tags

CCSS.4.NBT.B.5

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

• 120

• 1,200

• 12,000

• 700

Tags

CCSS.4.NBT.B.5

What is the partial product way to solve

3 x 45?

• (30 x 4) + (30 x 5)

• 3 x 40 x 5

• 3 x (4 + 5)

• (3 x 40) + (3 x 5)

Tags

CCSS.4.NBT.B.5

Which strategy could help you solve

7 x 800?

• 7 x 8 = 56, so 7 x 800 = 5,600

• 7 + 8 = 15, so 7 x 800 = 1,500

• 7 x 8 = 64, so 7 x 800 = 6,400

• 7 x 8 = 42, so 7 x 800 = 4,200

Tags

CCSS.4.NBT.B.5

Based on the area model, what is the product of 13 and 7?

• 70

• 21

• 91

Tags

CCSS.4.NBT.B.5

What is the product of this area model?

• 1,248

• 624

• 2

Tags

CCSS.4.NBT.B.5

What is the multiplication equation of this area model?

• 624 x 2

• 1,248 x 2

• 600,204 x 2

Tags

CCSS.4.NBT.B.5

What is the final step of finding the product of this area model?

• 600 + 20 + 4

• 1,200 + 40 + 8

• 600 + 1,200

Tags

CCSS.4.NBT.B.5

What is the final step of finding the product of this area model?

• 70 + 21

• 10 + 3

• 91 + 7 + 13

Tags

CCSS.4.NBT.B.5

What is the missing number in the following area model?

• 225

• 9

• 50

• 8

Tags

CCSS.4.MD.A.2