(本题共4小题,每题3分,满分12分)计算: (1); (2); (3); (4)×
计算:(1)(2)
计算(每小题6分,满分12分)(1) (2)
(共计8分)计算:(1)+(﹣2013)0﹣()﹣1+|﹣3|(2)÷﹣×+.
()-3-22×0.25-+(
计算:(1) (2)