432.1×123.4-432.2×123.3 简便计算

qzujdabws6d8b2022-10-04 11:39:542条回答

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windyzhang123 共回答了21个问题 | 采纳率85.7%: 432.1×123.4-432.2×123.3
=432.1×123.4-432.1×123.3-123.3×0.1
=432.1×（123.4-123.3）-123.3×0.1
=432.1×0.1-123.3×0.1
=43.21-12.33
=30.88
回答完毕; 1年前

远信闻名共回答了1个问题 | 采纳率: 432.1×123.4－432.2×123.3
=432.1×123.4－（432.1+0.1）×123.3
=432.1×123.4－432.1×123.3－0.1×123.3
=432.1×（123.4－123.3）－12.33
=432.1×0.1－12.33
=43.21－12.33
=30.88; 1年前

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432.1乘以123.4-432.2乘以123.3(怎样简便计算） 思考的土豆1年前2: wosohai 共回答了16个问题 | 采纳率81.3%

432.1×123.4－432.2×123.3
=432.1×123.4－（432.1+0.1）×123.3
=432.1×123.4－432.1×123.3－0.1×123.3
=432.1×（123.4－123.3）－12.33
=432.1×0.1－12.33
=43.21－12.33
=30.88

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