1又2/3除以[1/24+5/54*9+(1又2/3-7/8)]
来源:学生作业帮助网 编辑:作业帮 时间:2024/07/02 07:02:51
![1又2/3除以[1/24+5/54*9+(1又2/3-7/8)]](/uploads/image/z/215179-43-9.jpg?t=1%E5%8F%882%2F3%E9%99%A4%E4%BB%A5%5B1%2F24%2B5%2F54%2A9%2B%281%E5%8F%882%2F3-7%2F8%29%5D)
1又2/3除以[1/24+5/54*9+(1又2/3-7/8)]
1又2/3除以[1/24+5/54*9+(1又2/3-7/8)]
1又2/3除以[1/24+5/54*9+(1又2/3-7/8)]
1又2/3除以[1/24+5/54*9+(1又2/3-7/8)]
=5/3÷(1/24+5/6+5/3-7/8)
=5/3×24+5/3×6/5+5/3×3/5+5/3×8/7
=40+2+1+40/21
=43+40/21
=44又19/21