一年级数学下册第4章100以内数的认识4.1.1数数数的组成课件新人教版.ppt

上传人:fatcommittee260 文档编号:1155635 上传时间:2019-05-11 格式:PPT 页数:13 大小:4.98MB
下载 相关 举报
一年级数学下册第4章100以内数的认识4.1.1数数数的组成课件新人教版.ppt_第1页
第1页 / 共13页
一年级数学下册第4章100以内数的认识4.1.1数数数的组成课件新人教版.ppt_第2页
第2页 / 共13页
一年级数学下册第4章100以内数的认识4.1.1数数数的组成课件新人教版.ppt_第3页
第3页 / 共13页
一年级数学下册第4章100以内数的认识4.1.1数数数的组成课件新人教版.ppt_第4页
第4页 / 共13页
一年级数学下册第4章100以内数的认识4.1.1数数数的组成课件新人教版.ppt_第5页
第5页 / 共13页
点击查看更多>>
资源描述

比20只多得多。,估一估有多少只羊。,一根一根的数。,方法一:,思考:还可以怎么数呢?,方法二:,十根十根的数。,十根十根地数,10个十是一百。,最简单、最快捷的方法:十个十个地数。,七十。,是7个十。,4个十和6个一。,是四十六。,2、,( )个苹果,( )个桃。,30,20,1、,(1)五十里面有( )个十,三十里面有( )个十。 (2)二十五里面有( )个十和( )个一。 (3)四个十和六个一组成( )。 (4)( )个十和( )个一合起来是五十七。 (5)十个十个地数,数( )次是一百。,5,3,2,5,46,5,7,10,2、,这节课我学会了什么?快来说一说吧!,作业,请完成教材第38页练习八 第一题、第二题、第三题。,xx小学 x年级x班,xxx,

展开阅读全文
相关资源
猜你喜欢
  • ASTM D5139-2012 Standard Specification for Sample Preparation for Qualification Testing of Coatings to be Used in Nuclear Power Plants《核电站用涂料合格性测试用样品制备的标准规范》.pdf ASTM D5139-2012 Standard Specification for Sample Preparation for Qualification Testing of Coatings to be Used in Nuclear Power Plants《核电站用涂料合格性测试用样品制备的标准规范》.pdf
  • ASTM D5141-1996(2004) Standard Test Method for Determining Filtering Efficiency and Flow Rate of a Geotextile for Silt Fence Application Using Site-Specific Soil《使用特定场地土壤的淤泥栅栏用土工织物.pdf ASTM D5141-1996(2004) Standard Test Method for Determining Filtering Efficiency and Flow Rate of a Geotextile for Silt Fence Application Using Site-Specific Soil《使用特定场地土壤的淤泥栅栏用土工织物.pdf
  • ASTM D5141-2009 Standard Test Method for Determining Filtering Efficiency and Flow Rate of the Filtration Component of a Sediment Retention Device Using Site-Specific Soil《使用特定场地土壤.pdf ASTM D5141-2009 Standard Test Method for Determining Filtering Efficiency and Flow Rate of the Filtration Component of a Sediment Retention Device Using Site-Specific Soil《使用特定场地土壤.pdf
  • ASTM D5141-2011 Standard Test Method for Determining Filtering Efficiency and Flow Rate of the Filtration Component of a Sediment Retention Device《沉淀物滞留装置过滤部件的过滤效率和过滤流速测定的标准试验方法》.pdf ASTM D5141-2011 Standard Test Method for Determining Filtering Efficiency and Flow Rate of the Filtration Component of a Sediment Retention Device《沉淀物滞留装置过滤部件的过滤效率和过滤流速测定的标准试验方法》.pdf
  • ASTM D5141-2011(2018) Standard Test Method for Determining Filtering Efficiency and Flow Rate of the Filtration Component of a Sediment Retention Device《沉积物保持装置过滤部件过滤效率和流速测定的标准试验方法.pdf ASTM D5141-2011(2018) Standard Test Method for Determining Filtering Efficiency and Flow Rate of the Filtration Component of a Sediment Retention Device《沉积物保持装置过滤部件过滤效率和流速测定的标准试验方法.pdf
  • ASTM D5142-2004 Standard Test Methods for Proximate Analysis of the Analysis Sample of Coal and Coke by Instrumental Procedures《使用仪器测量法进行煤和焦炭分析样品近似值分析的标准试验方法》.pdf ASTM D5142-2004 Standard Test Methods for Proximate Analysis of the Analysis Sample of Coal and Coke by Instrumental Procedures《使用仪器测量法进行煤和焦炭分析样品近似值分析的标准试验方法》.pdf
  • ASTM D5143-2006 Standard Test Method for Analysis of Nitroaromatic and Nitramine Explosive in Soil by High Performance Liquid Chromatography《用高效液相色谱法分析土壤中硝基芳香化合物和硝胺爆炸物的标准试验方法》.pdf ASTM D5143-2006 Standard Test Method for Analysis of Nitroaromatic and Nitramine Explosive in Soil by High Performance Liquid Chromatography《用高效液相色谱法分析土壤中硝基芳香化合物和硝胺爆炸物的标准试验方法》.pdf
  • ASTM D5143-2006(2010)e1 Standard Test Method for Analysis of Nitroaromatic and Nitramine Explosive in Soil by High Performance Liquid Chromatography《用高性能液相色谱法对土壤中硝化菌和硝酸盐炸药分析的标准试验方法.pdf ASTM D5143-2006(2010)e1 Standard Test Method for Analysis of Nitroaromatic and Nitramine Explosive in Soil by High Performance Liquid Chromatography《用高性能液相色谱法对土壤中硝化菌和硝酸盐炸药分析的标准试验方法.pdf
  • ASTM D5143-2006(2015)e1 Standard Test Method for Analysis of Nitroaromatic and Nitramine Explosive in Soil by High Performance Liquid Chromatography《用高效液相色谱法分析土壤中硝基和三硝基苯甲硝胺炸药的标准试验方.pdf ASTM D5143-2006(2015)e1 Standard Test Method for Analysis of Nitroaromatic and Nitramine Explosive in Soil by High Performance Liquid Chromatography《用高效液相色谱法分析土壤中硝基和三硝基苯甲硝胺炸药的标准试验方.pdf
  • 相关搜索

    当前位置:首页 > 教学课件 > 中学教育

    copyright@ 2008-2019 麦多课文库(www.mydoc123.com)网站版权所有
    备案/许可证编号:苏ICP备17064731号-1