简便计算:-3.14*35.2+6.28*(-23.3)-1.57*36.4

来源:学生作业帮助网 编辑:作业帮 时间:2024/04/28 19:53:31
简便计算:-3.14*35.2+6.28*(-23.3)-1.57*36.4

简便计算:-3.14*35.2+6.28*(-23.3)-1.57*36.4
简便计算:-3.14*35.2+6.28*(-23.3)-1.57*36.4

简便计算:-3.14*35.2+6.28*(-23.3)-1.57*36.4
-3.14*35.2+6.28*(-23.3)-1.57*36.4
=-3.14*35.2+3.14*2*(-23.3)-1.57*2*18.2
=-3.14*35.2+3.14*(-46.6)-3.14*18.2
=-3.14*(35.2+46.6+18.2)
=-3.14*100
=-314