专项训练试卷能简便计算的要简便计算。(1)3(150153015) (2)()(3)(10.95)0.01 (4)()(5)3.72993.72 (6)5(7)9(30.4) (8)7.82.220%(9)34.765.3 (10)()12(11)0.253212.5 (12)()
