B Set 99 Form Exercise
01
Round 8075 to the nearest hundred = ?
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8100

02
About how many: 57 ÷ 6?
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9

03
About how many: 85 ÷ 4?
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21

04
Round 2445 to the nearest hundred = ?
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2400

05
About how many: 82 ÷ 3?
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27

06
Round 910 to the nearest ten = ?
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910

07
Round 9061 to the nearest hundred = ?
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9100

08
Round 1011 to the nearest hundred = ?
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1000

09
Estimate 395 + 271 to the nearest 10 = ?
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670

10
Estimate 342 - 197 to the nearest ten = ?
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140

11
About how many: 114 ÷ 5?
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22

12
Estimate 53 + 442 to the nearest 10 = ?
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490

13
About how many: 29 ÷ 5?
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5

14
Estimate 284 + 67 to the nearest 10 = ?
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350

15
About how many: 43 ÷ 6?
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7

16
Estimate 463 - 361 to the nearest ten = ?
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100

17
Round 537 to the nearest ten = ?
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540

18
Estimate 272 + 16 to the nearest 10 = ?
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290

19
About how many: 145 ÷ 9?
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16

20
Estimate 321 - 279 to the nearest ten = ?
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40