用简便方法计算:2.47-1.67+3.53
来源:学生作业帮助网 编辑:作业帮 时间:2024/06/01 07:59:11
用简便方法计算:2.47-1.67+3.53
用简便方法计算:2.47-1.67+3.53
用简便方法计算:2.47-1.67+3.53
(2-1.67)+(0.47+3.53)=0.33+4
用简便方法计算:2.47-1.67+3.53
用简便方法计算:2.47-1.67+3.53
用简便方法计算:2.47-1.67+3.53
(2-1.67)+(0.47+3.53)=0.33+4