Estimating

Estimate. 571 x 43=

• 24

• 2,400

• 24,000

• 240,000

Tags

CCSS.5.NBT.A.1

CCSS.5.NBT.B.5

Estimate. 3,108 x 7,942=

• 24,000

• 240,000

• 2,400,000

• 24,000,000

Tags

CCSS.6.NS.B.3

Estimate. 425 x 9,311=

• 36,000

• 360,000

• 3,600,000

• 36,000,000

Tags

CCSS.5.NBT.B.5

Sarah saves $675 a month for a new car. About how much money does she save in a year?

There are 2 correct answers.

• $7,000

• $8,400

• $6,000

• $9,000

Tags

CCSS.5.NBT.B.5

CCSS.5.NBT.B.7

Round each factor to the largest place value.

47,894 x 467

• 47,000 x 500

• 40,000 x 400

• 50,000 x 470

• 50,000 x 500

Tags

CCSS.5.NBT.A.4

34,640 x 45

• 30,000 x 50

• 34,000 x 50

• 35,000 x 50

• 35,000 x 40

Tags

CCSS.5.NBT.B.5

Estimate.

34 x 7=

Select 2 correct answers.

• 30 x 7= 210

• 30 x 10= 300

• 40 x 7= 280

• 40 x 10= 400

Tags

CCSS.4.NBT.A.3

CCSS.4.NBT.B.5

CCSS.4.OA.A.3

Why do we estimate to find the product?

Select ALL that apply.

• Estimating makes it easier to multiply in my head.

• Estimating helps me understand a reasonable product for the original problem.

• If I don't feel like multiplying the original problem I can just estimate and it will give me the closest answer.

• Estimating helps me know if my exact answer is reasonable.

Estimate.

456 x 83=

• 40,000

• 4,000

• 400,000

• 400

Tags

CCSS.5.NBT.B.5

Estimate.

4,546,789 x 34,987,962=

• 150,000,000

• 150,000,000,000

• 150,000,000,000,000

• 1,500,000,000,000

Tags

CCSS.5.NBT.B.5