Estimation and RoundingFernway 4th Grade

NNO 3--I can round whole numbers to a given place value.

Rounded numbers are numbers that are close in value to the actual numbers.

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1.True2.False3.I’m not sure

Do rounded numbershelp you estimate what an answer to a problem will be?

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33% 1.Yes2.No3.I’m not sure

What number is 76 rounded to the nearest tens place?

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70 80 75 85 I’m not sure

1. 702. 803. 754. 855. I’m not sure

What is 287 rounded to the nearest hundreds place?

280290

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1. 2802. 2903. 2004. 3005. I’m not sure

What is 28,432 rounded to the nearest thousands place?

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20% 1. 28,4002. 28,5003. 28,0004. 29,0005. I’m not sure

Which rounded numberscould you use for 64 + 88?

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60 + 80 65 + 95 60 + 90 60 + 85 I’m not sure

1. 60 + 802. 65 + 953. 60 + 904. 60 + 855. I’m not sure

50 - 30 are rounded numbers for 49 - 39.

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True False I’m not sure

1. True 2. False3. I’m not sure

Use rounded numbers to estimate the value of 47 + 9. What is your estimated answer?

70 50 60 65

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1. 702. 503. 604. 655. I’m not sure

There are 72 fourth graders at Fernway school, and there are 5 elementary schools in Shaker Heights City School district. If each school is about the same size, about how many fourth graders are there in the district?

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20%1. 3002. 3503. 2004. 505. I’m not sure