0-(-64)-(+43)+(-49)-(+15)
2个回答
0-(-64)-(+43)+(-49)-(+15)
=0+64-43-49-15
=13
相关问题
0-(-64)-(+43)+(-49-(+15)
(43.64*X+2300*0.12)/43.64+2300=0.11 求X
找规律填数:0.81、0.64、0.49、( )、( )
英语,43.49
5.6*69.32+138.64*0.05+693.2*0.43
5.6*69.32+138.64*0.05+693.2*0.43
怎么巧算0.49×0.22+258×0.0649+5.3×6.49+64.9×0.19?
81 64 49 36 ( ) ( )
0,1,4,15,64,( ),( )
5.6*69.32+138.64*0.05+693.4*0.43 简算