
Ch13_數值估算
Quiz
•
Mathematics
•
7th Grade
•
Practice Problem
•
Hard
閰麒鴻老師 閰麒鴻老師
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18 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
把下列各數捨入至二位有效數字。
3.846
3.8
3.9
3.84
4
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
把下列各數捨入至三位有效數字。
0.01259
0.01
1
0.0126
0.0125
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
把下列各數捨入至四位有效數字。
1236.5
7
6
1236
1237
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
把下列各數捨入至最接近的十位。
246.89
24
4
240
250
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
把下列各數捨入至最接近的千位。
3758.43
4000
3000
3
3758
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
把下列各數捨入至最接近的2位小數。
23.648
23.64
23.65
2
0.64
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
把下列各數上捨入至一位有效數字。
234.789
234
235
300
240
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