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114五上數U1

Authored by 玟欣 李

Mathematics

5th Grade

Used 2+ times

114五上數U1
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18 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

小君有21個1元的硬幣和20個0.01元的硬幣,將這些硬幣合起來是多少?

21.2

20.2

21

20.02

2.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

媽媽去市場買水果,香蕉1公斤45.55元,橘子1公斤38.45元。如果媽媽各買了1公斤,她總共要付多少錢?

94

84

74

64

3.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

在一次實驗中,阿明使用了6個0.0001的試劑、7個0.001的試劑和8個0.01的試劑,這些試劑合起來的總量是多少?

0.776

0.0776

0.876

0.0876

4.

FILL IN THE BLANKS QUESTION

3 mins • 1 pt

7.4004,這個數左邊的2是右邊的2的 ( )倍。

(a)  

5.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

在一個聚會上,小名準備了紅茶,每杯0.45公升。她倒了2杯紅茶,然後再加上0.235公升的蜂蜜,調成多少公升的蜂蜜紅茶?

1.235

1.035

1.135

1.225

6.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

在一次數學考試中,老師要求學生將他們的計算結果四捨五入到小數點後第二位。下列哪一個數用四捨五入法取概數到小數點後第二位是 7.68?

7.674

7.686

7.683

7.694

7.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

小美買了一支筆花了 12.5 元,一本筆記本花了 8.75 元。她付了 25 元,應該找回多少錢?

3.75

4.25

3.25

4.75

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