73.6-13.6×21.5÷4怎样简便怎样计算

来源:学生作业帮助网 编辑:作业帮 时间:2024/11/27 22:13:07
73.6-13.6×21.5÷4怎样简便怎样计算
x)373{Hndgzxɳg ?_d~źMI*'M~ K"l7Ha C(_\gu Vehlohedh ləᔱ@5<A

73.6-13.6×21.5÷4怎样简便怎样计算
73.6-13.6×21.5÷4怎样简便怎样计算

73.6-13.6×21.5÷4怎样简便怎样计算
73.6-13.6×21.5÷4
=73.6-13.6÷4×21.5
=73.6-3.4×21.5
=73.6-73.1
=0.5

73.6-136/10*215/10*1/4
=73.6-136/10*43/2*1/4
=73.6-136/10*43/8
=73.6-17/10*43
=73.6-73.1
=0.5