0.75×8+0.5×0.8简便计算

来源:学生作业帮助网 编辑:六六作业网 时间:2024/10/06 17:53:27
0.75×8+0.5×0.8简便计算0.75×8+0.5×0.8简便计算0.75×8+0.5×0.8简便计算0.75*8+0.05*8=(0.75+0.05)*8=0.8*8=0.640.75×8+0

0.75×8+0.5×0.8简便计算
0.75×8+0.5×0.8简便计算

0.75×8+0.5×0.8简便计算
0.75*8+0.05*8=(0.75+0.05)*8=0.8*8=0.64

0.75×8+0.5×0.8
=8X(0.75+0.05)
=8X0.8
=6.4

用计算器或者珠算