(3/4-3/16)×(2/9+1/3)等于

来源:学生作业帮助网 编辑:六六作业网 时间:2024/10/05 21:00:26
(3/4-3/16)×(2/9+1/3)等于(3/4-3/16)×(2/9+1/3)等于(3/4-3/16)×(2/9+1/3)等于(3/4-3/16)*(2/9+1/3)=(12/16-3/16)*

(3/4-3/16)×(2/9+1/3)等于
(3/4-3/16)×(2/9+1/3)等于

(3/4-3/16)×(2/9+1/3)等于
(3/4-3/16)*(2/9+1/3)
=(12/16-3/16)*(2/9+3/9)
=9/16 x 5/9
=5/16