Topic 3 Review

Estimate 8 x 60

• 48

• 480

• 320

• 4,800

Estimate 493 x 3

• 150

• 1,500

• 120

• 1,200

Estimate 400 x 5

• 20

• 200

• 2,000

• 20, 000

Estimate 8 x 632

• 560

• 480

• 4,800

• 5,600

Luke says that 1,409 x 5 is 7,045. When he estimated he got 5,000, is his answer reasonable?

• Reasonable

• Not Reasonable

Solve 9 x 326 using partial product.

Solve 7 x 45

Solve 1,865 x 4

Solve 8 x 371

Solve this problem using partial product.