计算:│-2│-(π-3.14)0+()-1-2sin60°
(1)0.92×1.41+0.92×8.59 (2)×-× (3)1.3×11.6-1.6×1.3 (4)×11.6+18.4×
(1)÷2= (2)501-199= (3)500÷4= (4)×= (5)1-0.05= (6)3.8+7.2= (7)1÷0.125= (8)+= (9)2.06×12.5×8= (10)×0.4×= (11)-0.375= (12)12×﹙1+)=
(1-)(1-)(1-)…(1-)
×[-(-)]
1.8×8.6+1.8×1.3+18%