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438.4*125的简便计算

438.4*125的简便计算

2025-04-01 16:56:03

推荐回答（5个）

回答1：

438.4*125
=54.8*（8*125）
=54.8*1000
=54800
希望能帮到你，请采纳正确答案.
你的点赞或采纳是我继续帮助其他人的动力

回答2：

原式 =(54.8x8)x125
=54.8x(8x25)
=54.8x1000
=54800

回答3：

解题思路如下：
当看到125时，脑海里不自觉蹦出125*8=1000。
那接下来口算438.4除以8等于54.8。
进而得解438.4*125=54.8*8*125=54800。
以上。

回答4：

438.4*125 =54.8*(8*125) =54.8*1000 =54800 希望能帮到你

回答5：

438.4*125=400*125+38.4*125=50000+4.8*8*125=54800
请采纳，谢谢

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