四年级数学:单元一

四年级数学:单元一

Assessment

Flashcard

Mathematics

4th Grade

Hard

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17 questions

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1.

FLASHCARD QUESTION

Front

找出85410的千位近似值

Back

85000

2.

FLASHCARD QUESTION

Front

n + 19007 = 23594,找出n的值。

Back

4587

3.

FLASHCARD QUESTION

Front

7480 X 10

Back

74800

4.

FLASHCARD QUESTION

Front

84016 - 35589 =

Back

48427

5.

FLASHCARD QUESTION

Front

找出52109的数值分析。

Back

50000 + 2000 + 100 + 0 + 9

6.

FLASHCARD QUESTION

Front

什么是近似值?

Back

近似值是一个数值,用于表示一个数的接近值,通常是通过四舍五入得到的。

7.

FLASHCARD QUESTION

Front

如何进行加法运算?

Back

将两个或多个数相加,得到一个总和。

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