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1、苏教版小学数学五年级上册小数乘整数民主路小学：乔 晶Evaluation only.Evaluation only. Created with Aspose.Slides for .NET 3.5 Client Profile 5.2.0.0.Created with Aspose.Slides for .NET 3.5 Client Profile 5.2.0.0. Copyright 2004-2011 Aspose Pty Ltd.Copyright 2004-2011 Aspose Pty Ltd.夏天买3千克西瓜要多少元？Evaluation only.Evaluation only
2、. Created with Aspose.Slides for .NET 3.5 Client Profile 5.2.0.0.Created with Aspose.Slides for .NET 3.5 Client Profile 5.2.0.0. Copyright 2004-2011 Aspose Pty Ltd.Copyright 2004-2011 Aspose Pty Ltd.0.80.80.83个0.8是（ ）2.4Evaluation only.Evaluation only. Created with Aspose.Slides for .NET 3.5 Client
3、Profile 5.2.0.0.Created with Aspose.Slides for .NET 3.5 Client Profile 5.2.0.0. Copyright 2004-2011 Aspose Pty Ltd.Copyright 2004-2011 Aspose Pty Ltd.冬天买3千克西瓜, 元够吗？510Evaluation only.Evaluation only. Created with Aspose.Slides for .NET 3.5 Client Profile 5.2.0.0.Created with Aspose.Slides for .NET 3
4、.5 Client Profile 5.2.0.0. Copyright 2004-2011 Aspose Pty Ltd.Copyright 2004-2011 Aspose Pty Ltd.冬天买3千克西瓜要多少元？（先用加法计算，再用乘法计算）Evaluation only.Evaluation only. Created with Aspose.Slides for .NET 3.5 Client Profile 5.2.0.0.Created with Aspose.Slides for .NET 3.5 Client Profile 5.2.0.0. Copyright 2004-
5、2011 Aspose Pty Ltd.Copyright 2004-2011 Aspose Pty Ltd.4.7 6 1 2 9 5 2 4 7 6 5 7 1 22.8 5 3 8 4 1 4 0 1 4 8 41 0 3 0.0 2 5 5 1 5 2 0 6 2 5 7 57 61 2840 2 55 7 5思考：积和因数的小数位数有什么联系？画笔.在积里点上小数点“.”Evaluation only.Evaluation only. Created with Aspose.Slides for .NET 3.5 Client Profile 5.2.0.0.Created with
6、 Aspose.Slides for .NET 3.5 Client Profile 5.2.0.0. Copyright 2004-2011 Aspose Pty Ltd.Copyright 2004-2011 Aspose Pty Ltd.试一试4.1 3 60.125 80.18 5判断每题的积各有几位小数？4.136=0.125 8=0.18 5=147.610.92 4 61 2 3 1 4 7 6.Evaluation only.Evaluation only. Created with Aspose.Slides for .NET 3.5 Client Profile 5.2.0
7、.0.Created with Aspose.Slides for .NET 3.5 Client Profile 5.2.0.0. Copyright 2004-2011 Aspose Pty Ltd.Copyright 2004-2011 Aspose Pty Ltd.0.125 80.18 5 1 00090125000.1890.00.125 8=0.18 5=10.9判断每题的积各有几位小数？Evaluation only.Evaluation only. Created with Aspose.Slides for .NET 3.5 Client Profile 5.2.0.0.C
8、reated with Aspose.Slides for .NET 3.5 Client Profile 5.2.0.0. Copyright 2004-2011 Aspose Pty Ltd.Copyright 2004-2011 Aspose Pty Ltd.练一练148 23=340414.8 23= 340.4直接说得数你能根据编一道小数乘整数的算式吗？Evaluation only.Evaluation only. Created with Aspose.Slides for .NET 3.5 Client Profile 5.2.0.0.Created with Aspose.S
9、lides for .NET 3.5 Client Profile 5.2.0.0. Copyright 2004-2011 Aspose Pty Ltd.Copyright 2004-2011 Aspose Pty Ltd.更多资源初二语文 初二英语 初二数学 初二物理 初二政治 初二历史 初二地理 初二生物 Evaluation only.Evaluation only. Created with Aspose.Slides for .NET 3.5 Client Profile 5.2.0.0.Created with Aspose.Slides for .NET 3.5 Client
10、Profile 5.2.0.0. Copyright 2004-2011 Aspose Pty Ltd.Copyright 2004-2011 Aspose Pty Ltd.3.7 5 18.52 1 0 2 5 2 0.2 01.0 5 2 4 4 2 0.3.75=1.0524=笔算：18.52.520 525.2Evaluation only.Evaluation only. Created with Aspose.Slides for .NET 3.5 Client Profile 5.2.0.0.Created with Aspose.Slides for .NET 3.5 Clie
11、nt Profile 5.2.0.0. Copyright 2004-2011 Aspose Pty Ltd.Copyright 2004-2011 Aspose Pty Ltd.超市大赢家编编号品种单单价（ 元）数量总总价1矿泉水 2乐百氏酸奶 3雪碧 4酷儿 5冰红茶 6口香糖 7巧克力 8饼干 9瓜子 10面包1.2 0.8 2.43.32.8 1.5 3.5 4.25.5 2.524421352644.847.2 6.62.8 9 148.41011Evaluation only.Evaluation only. Created with Aspose.Slides for .NET
12、3.5 Client Profile 5.2.0.0.Created with Aspose.Slides for .NET 3.5 Client Profile 5.2.0.0. Copyright 2004-2011 Aspose Pty Ltd.Copyright 2004-2011 Aspose Pty Ltd.更多资源Evaluation only.Evaluation only. Created with Aspose.Slides for .NET 3.5 Client Profile 5.2.0.0.Created with Aspose.Slides for .NET 3.5 Client Profile 5.2.0.0. Copyright 2004-2011 Aspose Pty Ltd.Copyright 2004-2011 Aspose Pty Ltd.
