Addition Estimation

Estimate the answer to:

906 + 397

• 1300

• 1200

• 1310

• 1303

Estimate the sum. What is a reasonable range for the answer to this problem?

9,542 + 1584

• 8,000 to 9,000

• 10,000 to 11,000

• 12000 to 14000

• 19,000 to 21,000

237 fifth graders and 346 fourth graders went on a field trip. Estimate how many more fourth graders were on a field trip than fifth graders.

• 200 more

• 300 more

• 100 more

• 400 more

Mrs. Krutak used 1,820 pencils last year. This year she thinks she will use 1,932 pencils. About how many pencils is that all together?

• 2,000

• 3,000

• 4,000.

• 5,000

• 380

• 320

• 300

• 260

• A

• B

• C

• D

• A

• B

• C

• D

What is the estimate of 28+33?

• 60

• 61

• 50

• 51

Find the total when 523 and 367 are added together.

• 456

• 890

• 8900

• 1000

Estimate the sum of 234 and 567 by rounding each number to the nearest hundred before adding.

• 700

• 800

• 900

• 1000