Estimating multi-digit products

Round the factors and estimate the product:

656 X 106

• 70,000

• 7,000

• 700

• 70

Round the factors and estimate the product:

3,108 X 7,942

• 24,800

• 248

• 24,800,000

• 2480

Round the factors and estimate the product:

425 X 9,311

• 3720

• 37,200

• 372,000

• 3,720,000

Round the factors and estimate the product:

8,633 X 57,008

• 49,020

• 490,200,000

• 4,902

• 490,200

Round the factors and estimate the product:

376 X 49

• 20,000

• 2,000,000

• 2000

• 200