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15问答网 > 256-58+44，用简便方法计算的过程？

256-58+44，用简便方法计算的过程？

2025-03-25 14:03:32

推荐回答（4个）

回答1：

方法一
256—58+44
=256—56—2+44
=200+（44—2）
=242
方法二
256—58+44
=256+44—（50+8）
=300—50—8
=242

回答2：

256-58+44
=256+44-58
=300-58
=242
以上就是简便计算过程。

回答3：

原式子变为200+56+44-58
＝200+（56+44）-50-8
＝200+100-50-8
＝242
本题的解题关键是56+44＝100

回答4：

256-58+44
=256+44-58
=300-58
=242
运用简单的交换律就可以轻松求解。

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