-3.375*12+4.375*12-36*(1/18-1/12+1/3)
来源:学生作业帮助网 编辑:作业帮 时间:2024/07/03 10:19:12
![-3.375*12+4.375*12-36*(1/18-1/12+1/3)](/uploads/image/z/1246300-52-0.jpg?t=-3.375%2A12%2B4.375%2A12-36%2A%281%2F18-1%2F12%2B1%2F3%29)
-3.375*12+4.375*12-36*(1/18-1/12+1/3)
-3.375*12+4.375*12-36*(1/18-1/12+1/3)
-3.375*12+4.375*12-36*(1/18-1/12+1/3)
-3.375*12+4.375*12-36*(1/18-1/12+1/3)
=12*(-3.375+4.375)-(1/18*36-1/12*36+1/3*36)
=12-(2-3+12)
=1.
=-3.375*12+3.375*12+12-2+3-12
=1