End of Chapter 2

Estimate the product. 345x5

• 300

• 1,200

• 1,500

• 400

What is 345x5?

Draw an area model for 456x3.

Match the expanded form to the equation. 6,705

• 600+70+5

• 6,000+700+5

• 6,000+70+5

• 600+7,000+5

Draw an area model for 1,234x5

Ms. McCarthy had 4 bags of 68 pencils and Mrs. X had 5 bags of 94 pencils. How many more pencils did Mrs. X have than Ms. McCarthy?

600x7=

• 4,200

• 420

• 42,000

• 4,900

What would be a reasonable estimate for 678x6?

• 3,600

• 4,200

• 700

• None of the above

What is the name of the property that this shows?

312x4=(300x4)+(10x4)+(2x4)

• Associative Property

• Commutative

  Property

• Identity Property

• Distributive Property