Round It
Higher or Lower?
Which Estimate?
What Place?
Real-World Estimates
100

Round 4,827 to the nearest hundred.

What is 4,800?

100

Actual = 4,827.

Estimate = 4,800.

Is the estimate higher or lower?

What is lower. 

100

For the number 386, which is a reasonable estimate?

A. 400

B. 600

What is A. 400

100

If I round the number 4,827 = 4,800,

what place did I round to?

what is the hundreds place?

100

A baker expects 386 people at an event.
Would 400 cupcakes be a reasonable estimate? Why?

yes, the 8 in the tens place tells us to round up.

200

Round 6,349 to the nearest thousand. 

What is 6,000

200

Actual = 6,349.

Estimate = 6,000.

Is the estimate higher or lower?

What is lower.

200

For the number 4,827, which is a reasonable estimate?

A. 4,800

B. 4,000

what is A. 4,800

200

If I round the number 6,349 = 6,000,

what place did I round to?

what is the thousands place?

200

A teacher expects the class to use 1,263 pencils this year.
Would 1,300 be a reasonable estimate? What place did you round to?

yes, rounded to the nearest hundred.

300

Round 27,651 to the nearest thousand.

What is 28,000

300

Actual = 7,251.

Estimate = 7,300.

Is the estimate higher or lower?

What is higher.

300

For the number 38,621, which is a reasonable estimate?

A. 38,000

B. 40,000

both are reasonable answers! why?

300

If I round the number 27,651 = 28,000,

what place did I round to?

what is the thousands place?
300

A farmer expects to pick 4,827 pounds of apples.

Would an estimate of 4,800 or 5,000 be more useful if the farmer needs to make sure they have enough boxes? Why?


5,000 if the farmer needs enough boxes. We rounded to the nearest thousand.

400

Round 48,276 to the nearest thousand.

What is 50,000

400

Actual = 38,621.

Estimate = 40,000.

Is the estimate higher or lower?

What is higher

400

For the number 48,276, which estimate is more precise?

A. 48,300

B. 50,000

what is 48,300

400

If I round the number 48,276 = 50,000,

what place did I round to?

what is the ten-thousands place?

400

A store expects to sell 3,742 shirts this month.


Would you estimate 3,700 or 4,000?
Explain what you would consider before choosing.

4,000, when rounded to the nearest thousand.

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