Review 3.1-3.4

12 x 10⁴

• 100012
• 120
• 120,000
• 12,000

100 x 85

• 85
• 850
• 10085
• 8,500

6,872 x 10⁰

• 68,720
• 6,872
• 10
• 1

20 x 1,000

• 2,000
• 1,200
• 20,000
• 200,000

Estimate the product
5 x 396

• 2,000
• 20,000
• 1,980
• 4,000

Find the product.
54 x 6

• 3,240
• 304
• 3,40
• 324

604 x 55

• 33,270
• 6,040
• 33,220
• 6,110

What are the partial products of 405 x 53?

• 1215 and 20,250
• 21,465
• 405 and 53

40  x 90

• 360
• 360,000
• 36,000
• 3,600

80 x 500

• 40,000
• 400
• 400,00
• 4,000