括号里-27又9/11÷9-括号里1/2+2/3-3/4-11/12×括号里-24
第1个回答 2017-07-19
(-27又9/11)÷9
=-27÷9-9/11÷9
=-3-1/11
=-3又1/11
(-1/2+2/3-3/4-11/12)×(-24)
=1/2×24-2/3×24+3/4×24+11/12×24
=12-16+18+22
=36本回答被网友采纳
=-27÷9-9/11÷9
=-3-1/11
=-3又1/11
(-1/2+2/3-3/4-11/12)×(-24)
=1/2×24-2/3×24+3/4×24+11/12×24
=12-16+18+22
=36本回答被网友采纳