Estimating and Rounding Solutions

Estimate the difference by rounding to the nearest hundred.

• 700

• 600

• 800

• 500

Danny had 210 hockey cards. Alex had 330 hockey cards. Estimate how many cards the two boys had together by rounding to the nearest hundred.

• 600 hockey cards

• 300 hockey cards

• 500 hockey cards

• 400 hockey cards

Estimate the sum by rounding to the nearest hundred.

• 500

• 600

• 700

• 400

Estimate the total of the following purchases: a 12 pound turkey that cost $9.60, a can of gravy for $1.59, and a 10 pound bag of potatoes for $5.99.

• 22

• 20

• 19

• 18

Over the past five years, there has been 159 in., 129 in., 167 in., 93 in., and 119 in. of snow. What is the estimated total inches of snow? (Round to the tens place)

• 640

• 650

• 660

• 670

Estimate the SUM. (Round to the tens place)

Estimate the DIFFERENCE. (Round to the tens place)

267 rounded to the hundreds place is 300.

• TRUE

• FALSE

A car's odometer measures the miles a car has traveled. If the odometer reads 22,506, what would you estimate the odometer reading to be in thousandths?

• 22,000 miles

• 22,500 miles

• 23,000 miles

• 23, 500 miles

Round this number to the nearest thousand: 578,765

• 578,765

• 578,000

• 8,000

• 579,000