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2021_F2_Maths_CH6_有效數字

Authored by shun lin

Mathematics

7th - 8th Grade

Used 8+ times

2021_F2_Maths_CH6_有效數字
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20 questions

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1.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

0.037 864 =

0.04(準確至一位有效數字)

0.038(準確至二位小數)

0.037(準確至二位有效數字)

0.0389(準確至三位有效數字)

2.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

把一個數捨入至N位有效數字,所得的結果是48 600。下列何者是N的可能值?

I. 3

II. 4

III. 5

只有I

只有I和II

只有II和III

I、II和III

3.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

把 5096 捨入至一位有效數字。

5000
5
6000
6

4.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

把 0.01025 捨入至兩位有效數字。

0.010
0.01
0.011
0.02

5.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

把 0.4295 捨入至一位有效數字。

0.4
0.3
0.5
0.4295

6.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

把 7264981 捨入至四位有效數字。

7265000
7265
7264000
7264

7.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

把 7264981 捨入至三位有效數字。

7260000
726
7270000
727

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