Estimation

What does estimation mean?

• The exact answer

• An approximate answer

• A product.

• A quotient.

When do you use the rounding strategy?

• When you multyply and divide

• When you add and divide

• When you add and subtract

When do you use the compatible number strategy

• When you multiply and divide

• When you divide and subtract

• When you subtract and add

When rounding, what numbers tell you to round up?

• 2,4,6,8, and 0

• 0.1,2,3,and 4

• 5,6,7,8, and 9

What numbers tell you to keep the number the same

• 1,3,5,7,and 9

• 0.1.2.3. and 4

• 5,6,7,8, and 9

Estimate this sum 234 + 567 =

• 801

• 800

• 700

Estimate the difference 12.99 - 9.22=

• 3.77

• 4

• 3

Estimate the product 1345 x 234 =

• 314,730

• 200,000

• 1500

Estimate the quotient 3567 /59 =

• 60

• 60 R 27

• 66 R 40

Estimate to the nearest dollar, $54.89 +$ 123.43 =

• $178.32

• $178

• $150