问题详情
(1)15.52-1.6×5-5.7 (2)9.83×1.5+6.17×1.5
(3)19.8-0.6×0.6-0.64(4)0.125×7.9×8
(5)63×10.1 (6)21.5÷[(6.07+2.53)×0.5].