小学数学方程式公园里杨树和柳树共有320棵,柳树的棵数是杨树的3分之一,杨树和柳树各有多少棵?

2025-04-02 14:46:41
推荐回答(5个)
回答1:

方程题的话就要这样做。
解:设杨树有X棵,则柳树有1/3 X棵。
X+1/3 X=320
4/3 X=320
X=240
(240是杨树的数目)
所以柳树的树木等於:1/3 *240=80(棵)
答:杨树有240棵,柳树有80棵。 请您采纳

回答2:

设杨树为x棵则柳树为(1/3)X棵
列方程:x+(1/3)x=320
解x=240(棵)则(1/3)x=80(棵)
所以杨树是240棵,柳树是80棵

回答3:

杨树有320÷(1+1/3)=240棵
柳树有320-240=80棵

祝你开心

回答4:

解:设杨树有X棵,则柳树有1/3 X棵。
X+1/3 X=320
4/3 X=320
X=240
1/3 X=1/3×240=80
答:柳树有80棵,杨树有240棵。

回答5:

杨树320/(1+1/3)=240棵
柳树320-240=80棵

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