计算: 27 − ( − 1 ) 2016 − 3 tan 60 ° + ( − 2016 ) 0 .
(2011四川重庆,17(1),3分)计算:|-3|+(-1)2011×(π-3)0-+()-2
计算:
(2011湖南怀化,17,6分)计算:
计算:|-5|+22-(+1)0
(2011江苏南通,19,5分)计算:22+(-1)4+(-2)0-;