comparing numbers
ordering numbers
rounding to the nearest ten
rounding to the nearest hundred
word problems
100
89 ___ 98
89 is less than 98
100
Put these numbers in order from least to greatest. 63, 67, 61
61, 63, 67
100
Round 71 to the nearest 10.
70
100
Round 304 to the nearest hundred.
300
100
A dance school has 165 jazz dancers and 156 folk dancers. Are there more jazz dancers or folk dancers?
There are more jazz dancers.
200
301 ___ 299
301 is greater than 299
200
Put these numbers in order from greatest to least. 732, 772, 734
772, 734, 732
200
Round 43 to the nearest 10.
40
200
Round 452 to the nearest hundred.
500
200
Order the number of people at the events from greatest to least. Which event had the greatest number of people in the audience? Use the flipchart to look at the table.
518, 436, 420, 419 The winter concert had the greatest number of people in the audience.
300
5,678 ___ 5,678
5,678 is equal to 5,678
300
Put these numbers in order from least to greatest. 327, 312, 302
302, 312, 327
300
Round 78 to the nearest ten.
80
300
Round 805 to the nearest hundred.
800
300
Mr. Adams has 185 movie posters and 212 music posters. He says that he has about 200 of each type of poster. Why does he use the same estimate for each type of poster?
When rounded to the nearest hundred, 185 and 212 round to 200.
400
16 + 5 ___ 17
16 + 5 is not equal to 17
400
Put these numbers in order from greatest to least. 9,669 - 9,996 - 9,696
9,996 - 9,696, 9669
400
Round 55 to the nearest 10.
60
400
Round 600 to the nearest hundred.
600
400
About how many of each smooth were sold? Use flipchart to see the graph.
There were about 25 berry smoothies, 35 citrus smoothies, and 20 punch smoothies.
500
100 + 60 ___ 160
100 + 60 is equal to 160
500
Put these numbers in order from least to greatest. 3,822 - 3,288 - 3,832
3,288 - 3,822 - 3,832
500
Round 99 to the nearest 10.
100
500
Round 960 to the nearest hundred.
1,000
500
The newspaper said 2,862 people went to the show on Broadway. Felix said about 3,000 people went. Explain why both the newspaper and Felix could be correct.
Both describe the number of people at the fair. 2,862 is the exact number of people at the fair and 3,000 is about how many people were at the fair.
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