Estimating Products

Estimate the product of 856 x 79 =

• 900 x 80 = 72000

• 900 x 70 = 63000

• 800 x 80 = 64000

Estimate the product of 79 x 62 =

• 80 x 70 = 5600

• 80 x 60 = 4800

• 70 x 70 = 4900

Estimate the product of 546 x 89 =

• 500 x 80 = 4000

• 600 x 90 = 54000

• 500 x 90 =45000

Estimate the product of 235 x 90 =

• 200 x 90 = 18000

• 300 x 100 = 30000

• 200 x 80 = 16000

Estimate the product of 784 x 62 =

• 800 x 70 = 56000

• 800 x 60 = 48000

• 700 x 70 = 49000