Rounding and Estimating Numbers

Round 2,648 to the nearest hundreds place.

• 3,000

• 2,650

• 2,640

• 2,600

Estimate the sum of 52+59 by rounding to the nearest tens

• 110

• 100

• 111

• 90

Estimate the sum of 327+431 by rounding to the nearest hundreds

• 700

• 600

• 758

• 800

Use compatible numbers to estimate the value of 76 + 26.

• 75 + 25 = 100.

• 80 + 30 = 110

• 76 + 26 = 102

• 70 + 20 = 90

Estimate the sum of 37+99 by rounding to the nearest tens

• 120

• 150

• 140

• 136

Estimate the sum of 120+190 by rounding to the nearest hundreds

• 100

• 200

• 0

• 300

Tracy ordered 325 pet toys and 165 bags of dog food for her new pet store. Which is the best estimate of the total number of items Tracy ordered?

• 400

• 500

• 600

• 700

There was 926 people at basketball tournament. 607 people left before noon. Which is the best estimate of the number of people who stayed?

• 150

• 250

• 300

• 500

Estimate the sum of 56+79.

• 140

• 130

• 12

• 1200

Which of the following numbers would round to 435,700,if the number is rounded to the nearest hundreds?

• 435,694

• 434,695

• 435,751

• 433,725