
南一國小數學4下ch4-4

Flashcard
•
Mathematics
•
4th Grade
•
Hard
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15 questions
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1.
FLASHCARD QUESTION
Front
四捨五入法是什麼?
Back
四捨五入法是一種數字取整的方法,當數字的下一位數字大於或等於5時,將前一位數字加1,否則保持不變。
2.
FLASHCARD QUESTION
Front
無條件進入法是什麼?
Back
無條件進入法是將數字直接取整到指定的位數,無論下一位數字是什麼,都不進行四捨五入。
3.
FLASHCARD QUESTION
Front
無條件捨去法是什麼?
Back
無條件捨去法是將數字取整到指定的位數,直接去掉下一位數字,不進行四捨五入。
4.
FLASHCARD QUESTION
Front
如何將1355和7958四捨五入到千位?
Back
1355四捨五入到千位是1000,7958四捨五入到千位是8000,兩者相加是9000。
5.
FLASHCARD QUESTION
Front
如何將314675202四捨五入到千位?
Back
314675202四捨五入到千位是314675000。
6.
FLASHCARD QUESTION
Front
如何將804567981四捨五入到萬位?
Back
804567981四捨五入到萬位是804570000。
7.
FLASHCARD QUESTION
Front
如果一個數字四捨五入到百萬位是73000000,這個數字的範圍是什麼?
Back
這個數字的範圍是72500000到73599999之間。
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