
關於四則運算
Authored by 楊 雅芬
Mathematics
1st Grade
Used 17+ times

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5 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
1 枝鉛筆賣8 元,安安買了4 枝,他付50 元會找回多少元?
你直觀認為學生如何解題?
50 - 8×4 = 18。答:18元
8×4 = 32,50 - 32 =18。答:18元
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
你認為"先乘除後加減"是怎麼來的?
數學家所定的運算規則
歸納規律產生的
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
你認為"有括號先算括號"是怎麼來的?
數學家所訂的運算規則
由歸納規律產生的
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
此單元學生使用多步驟方式來解題,老師要批改對還是錯呢?
對
錯
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
你認為下列哪句話是對的?
學生只要熟記"先乘除後加減,有括號先算括號",此單元教學就容易成功!
若要學生學會此單元,就要規定學生使用一個算式來解題。
併式紀錄對學生來說並不是天性,是件困難的事情。
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