
數學小測驗
Authored by 媺仁 林
Education
1st - 5th Grade
Used 5+ times

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10 questions
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1.
MULTIPLE CHOICE QUESTION
3 mins • 3 pts
1995+207+25=2220+( ),( )裡應該填入多少?
(A)5
(B)7
(C)12
(D)17
Answer explanation
詳解:
1995+207+25
=2000-5+200+7+20+5
=2000+200+20+7
=2220+7
另外詳解:
1995+207+25
= 1995+207+20+5
= (1995+5)+200+7+20
= 2000+200+20+7
= 2220+7
2.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
下面哪一個選項的答案和「99×4×25」的答案相同?
99×4
99×24
99×10
99×100
3.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
「1823-710-113」也可以這樣計算「1823-(710+113)」。
◯
╳
4.
MULTIPLE CHOICE QUESTION
3 mins • 2 pts
下面哪一個選項的答案和「399+199+201」的答案不相同?
399+(199+201)
399+300
399+201+199
600+199
5.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
大賣場裡原來有1012人,過了不久,有188人離開,又有288人進來,現在大賣場裡有多少人?
下列哪一個算式可以算出答案?
1488
912
1112
536
6.
FILL IN THE BLANK QUESTION
3 mins • 2 pts
200×9÷10=( )×9,( )裡的數字是多少?
7.
MULTIPLE CHOICE QUESTION
5 mins • 2 pts
一包紅豆重0.63公斤,媽媽買3包紅豆,煮一鍋紅豆湯後,剩下0.22公斤的紅豆,煮紅豆湯共用去多少公斤的紅豆?
1.43公斤
1.67公斤
2.01公斤
2.15公斤
Answer explanation
詳解:
0.63×3=1.89
1.89-0.22=1.67
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