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85问答库 > 280乘以36减去360乘以十八.怎样简便运算.用递等式计算..

280乘以36减去360乘以十八.怎样简便运算.用递等式计算..

2025-04-02 00:54:03

推荐回答（2个）

回答1：

280x36-360x18
=28x10x36-360x18
=28x360-360x18
=(28-18)x360
=10x360
=3600

回答2：

280*36-360*18=36*（280-180）=36*100=3600

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