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0.87 3.16 4.46简便计算

0.87x3.16+4.46简便方法计算=2.7472+4.46=7.2092 没有合适的简便方法

0.87*3.16+4.64的简便运算怎么做?0.87*3.16+4.64=2.7492+4.64=7.3892 直接计算

0.87*3.16+4.46=7.2092

0.87*3.16+4.64=3.16+4.64-0.13*3.16=7.8-0.4108=7.3892 打字不易,如满意,望采纳.

0.87*3.16+4.64=7.3892.简便计算过程如下:0.87*3.16+4.64=(1-0.13)*3.16+4.64=3.16-0.13*3.16+4.64=7.8-0.4108=7.3892 扩展资料:乘法:1)乘法交换律:a*b=b*a2)乘法结合律:a*b*c=(a*b)*c=a*(b*c)3)乘法分配律:(a+b)*c=a*c+b*c;

0.37乘3.16加4.46怎么简便计算?0.37*3.16+4.46=1.1692+4.46=5.6292

7.3892

简便计算0.87x3.16+4.64=(1-0.13)x3.16+4.64=3.16-0.13x3.16+4.64=7.8-0.4108=7.3892

=7.3892

0.87*3.16+4.64=0.29*9.48+4.64=0.29*(10-0.5-0.02)+4.64=2.9-0.145-0.0058+4.64=7.54-0.1508=7.3892

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