(-3)÷-3÷|1/3-1/2|-(8-11)*2

问题描述:

(-3)÷-3÷|1/3-1/2|-(8-11)*2

(-3)-3÷|1/3-1/2|-(8-11)*2
=(-3)-3÷1/6-(-3)*2
=-3-18+6
=-15