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0814曙光國一數學小考

Authored by 周 浩子

Mathematics

7th Grade

Used 3+ times

0814曙光國一數學小考
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10 questions

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1.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

下列式子何者正確? 

3+3+3+3=34

4+4+4+4=216

5×5×5×5=45

6×6×6×6=24×34

2.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

下列式子何者正確?

10-4=-0.4

10-5=0.05

106<0

10-7=(0.1)7

3.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

計算 25-(-2)5=?

-64

0

20

64

4.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

計算(-1)5-(-1)4-〔(-1)13-(-1)12〕=?

-4

-2

0

2

5.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

下列選項何者正確?

(-22)>(-2)2 

(-23)<(-2)3 

(-2)4+(-2)4>0

(-2)5-(-2)5<0

6.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

2000 的 5000 倍以科學記號表示為何?

106 

107 

1×107

1×108

7.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

將 205490000 記成科學記號為 a×10n,其中 a 是幾位小數?

二位

三位

四位

五位

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