温故知新温故知新1、口算：0.35+0.50.26-0.160.25+0.175-2.57.2+6.88.5-53.6-1.62.1+7.913.5-2.46.7-2.34.8-2.87.1-40.850.10.422.5143.521011.14.423.12、计算下面各题并演算。8.02+15.28108.5-35.0525-16.07温故知新温故知新验算方法和整数加减法一样吗？1.李强跳了多...

时间:2024-11-17 10:12栏目:发言稿