(175/9+175/9)/(25/9+25/9) 简便运算!请帮我列出详细算式!请帮我列出详细算式并加以解释!谢.

来源:学生作业帮助网 编辑:作业帮 时间:2024/05/04 12:24:44
(175/9+175/9)/(25/9+25/9) 简便运算!请帮我列出详细算式!请帮我列出详细算式并加以解释!谢.

(175/9+175/9)/(25/9+25/9) 简便运算!请帮我列出详细算式!请帮我列出详细算式并加以解释!谢.
(175/9+175/9)/(25/9+25/9) 简便运算!请帮我列出详细算式!
请帮我列出详细算式并加以解释!谢.

(175/9+175/9)/(25/9+25/9) 简便运算!请帮我列出详细算式!请帮我列出详细算式并加以解释!谢.
(175/9+175/9)/(25/9+25/9)
=(350/9)/(50/9)
=(350/9)*(9/50)
=350/50
=7

(175/9+175/9)/(25/9+25/9)
=(175/9×2)/(25/9×2)
= 175/9×9/25
=7

(175/9+175/9)/(25/9+25/9)
=350/9*9/50
=7