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Flashcard
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Mathematics
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3rd Grade
•
Practice Problem
•
Hard
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15 questions
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1.
FLASHCARD QUESTION
Front
什么是分数?
Back
分数是表示部分与整体之间关系的数学表达式,通常由两个整数构成,分子在上,分母在下。
2.
FLASHCARD QUESTION
Front
如何将分数相加?
Back
要将分数相加,首先需要找到一个共同的分母,然后将分子相加,最后将结果简化。
3.
FLASHCARD QUESTION
Front
1/3 + 3/8 的计算步骤是什么?
Back
首先找到共同分母,1/3 = 8/24,3/8 = 9/24。然后相加:8/24 + 9/24 = 17/24。
4.
FLASHCARD QUESTION
Front
什么是共同分母?
Back
共同分母是两个或多个分数的分母的最小公倍数,用于进行分数的加减运算。
5.
FLASHCARD QUESTION
Front
什么是分子和分母?
Back
分子是分数上方的数字,表示部分;分母是下方的数字,表示整体的分成份数。
6.
FLASHCARD QUESTION
Front
如何简化分数?
Back
通过找到分子和分母的最大公约数,将分子和分母同时除以这个数来简化分数。
7.
FLASHCARD QUESTION
Front
什么是最大公约数?
Back
最大公约数是能够同时整除两个或多个整数的最大整数。
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