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1X1⼀3+3X1⼀5+5X1⼀7`````2003+1⼀2005=?
1X1⼀3+3X1⼀5+5X1⼀7`````2003+1⼀2005=?
2025-03-16 01:06:24
推荐回答(1个)
回答1:
就是挨个约分,最后就剩下了1/2005
过程,你就把它抄下来,然后用斜线把3,5,7什么的轻轻划一下就好了~~~~~·
老师就明白的~~~~
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