一年级数学-分数

Flashcard
•
Mathematics
•
1st Grade
•
Easy
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15 questions
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1.
FLASHCARD QUESTION
Front
什么是分数?
Back
分数是表示一个整体被分成若干等份后,取其中几份的数。
2.
FLASHCARD QUESTION
Front
分数的分子和分母分别是什么?
Back
分子是表示取了多少份,分母是表示整体被分成了多少份。
3.
FLASHCARD QUESTION
Front
1/2表示什么?
Back
1/2表示一个整体被分成两份,取其中一份。
4.
FLASHCARD QUESTION
Front
如何判断一个图形是否被分成一半?
Back
如果图形的两部分面积相等,则该图形被分成一半。
5.
FLASHCARD QUESTION
Front
什么是二分之一?
Back
二分之一是指一个整体被分成两份,取其中一份,表示为1/2。
6.
FLASHCARD QUESTION
Front
如果一个图形的颜色部分占全图的1/2,如何表示?
Back
可以用分数1/2表示。
7.
FLASHCARD QUESTION
Front
四分之一的分数表示是什么?
Back
四分之一的分数表示为1/4,表示一个整体被分成四份,取其中一份。
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