数学分数简便运算267+567*234 *代表乘 0.62/（0.25*0.062）—————— /代表除567*235-300
2019-05-31
数学分数简便运算
267+567*234 *代表乘 0.62/（0.25*0.062）
—————— /代表除
567*235-300
优质解答
267+567*234
——————
567*235-300
=(567-300+567*234 )/(567*235-300 )
=(567*235-300 )/(567*235-300 )
=1
0.62/（0.25*0.062）=0.62/0.062/0.25=10*4=40
267+567*234
——————
567*235-300
=(567-300+567*234 )/(567*235-300 )
=(567*235-300 )/(567*235-300 )
=1
0.62/（0.25*0.062）=0.62/0.062/0.25=10*4=40