人教版六年级数学上册 第四单元 比 第3课时　比的应用 教案

人教版六年级数学上册 第四单元 比 第3课时　比的应用 INCLUDEPICTURE"教学目标.tif" INCLUDEPICTURE "C:\\Users\\Administrator\\Desktop\\六上人数教案\\教学目标.tif" \ MERGEFORMATINET INCLUDEPICTURE "C:\\Users\\Administrator\\Desktop\\六上人数教案\\教学目标.tif" \ MERGEFORMATINET INCLUDEPICTURE "C:\\Users\\Administrator\\Desktop\\六上人数教案\\教学目标.tif" \ MERGEFORMATINET INCLUDEPICTURE "C:\\Users\\Administrator\\Desktop\\六上人数教案\\教学目标.tif" \ MERGEFORMATINET INCLUDEPICTURE "C:\\Users\\Administrator\\Desktop\\六上人数教案\\教学目标.tif" \ MERGEFORMATINET INCLUDEPICTURE "C:\\Users\\Administrator\\Desktop\\六上人数教案\\教学目标.tif" \ MERGEFORMATINET 1．在自主探索学习中理解按比分配的意义，掌握按比分配应用题的结构特点以及解题方法，能正确解答按比分配应用题。 2．使学生经历解决“按比分配”问题的解决过程，积累数学活动的经验，进一步体会数学知识之间的内在联系，培养观察、比较、分析问题和解决问题的能力。 INCLUDEPICTURE"重点难点.tif" INCLUDEPICTURE "C:\\Users\\Administrator\\Desktop\\六上人数教案\\重点难点.tif" \ MERGEFORMATINET INCLUDEPICTURE "C:\\Users\\Administrator\\Desktop\\六上人数教案\\重点难点.tif" \ MERGEFORMATINET INCLUDEPICTURE "C:\\Users\\Administrator\\Desktop\\六上人数教案\\重点难点.tif" \ MERGEFORMATINET INCLUDEPICTURE "C:\\Users\\Administrator\\Desktop\\六上人数教案\\重点难点.tif" \ MERGEFORMATINET INCLUDEPICTURE "C:\\Users\\Administrator\\Desktop\\六上人数教案\\重点难点.tif" \ MERGEFORMATINET INCLUDEPICTURE "C:\\Users\\Administrator\\Desktop\\六上人数教案\\重点难点.tif" \ MERGEFORMATINET 重点：进一步掌握按比分配应用题的结构特点和解题思路。 难点：正确分析、解答按比分配应用题。 INCLUDEPICTURE"教学准备.tif" INCLUDEPICTURE "C:\\Users\\Administrator\\Desktop\\六上人数教案\\教学准备.tif" \ MERGEFORMATINET INCLUDEPICTURE "C:\\Users\\Administrator\\Desktop\\六上人数教案\\教学准备.tif" \ MERGEFORMATINET INCLUDEPICTURE "C:\\Users\\Administrator\\Desktop\\六上人数教案\\教学准备.tif" \ MERGEFORMATINET INCLUDEPICTURE "C:\\Users\\Administrator\\Desktop\\六上人数教案\\教学准备.tif" \ MERGEFORMATINET INCLUDEPICTURE "C:\\Users\\Administrator\\Desktop\\六上人数教案\\教学准备.tif" \ MERGEFORMATINET INCLUDEPICTURE "C:\\Users\\Administrator\\Desktop\\六上人数教案\\教学准备.tif" \ MERGEFORMATINET 多媒体课件。 INCLUDEPICTURE"教学步骤.TIF" INCLUDEPICTURE "C:\\Users\\Administrator\\Desktop\\六上人数教案\\教学步骤.TIF" \ MERGEFORMATINET INCLUDEPICTURE "C:\\Users\\Administrator\\Desktop\\六上人数教案\\教学步骤.TIF" \ MERGEFORMATINET INCLUDEPICTURE "C:\\Users\\Administrator\\Desktop\\六上人数教案\\教学步骤.TIF" \ MERGEFORMATINET INCLUDEPICTURE "C:\\Users\\Administrator\\Desktop\\六上人数教案\\教学步骤.TIF" \ MERGEFORMATINET INCLUDEPICTURE "C:\\Users\\Administrator\\Desktop\\六上人数教案\\教学步骤.TIF" \ MERGEFORMATINET INCLUDEPICTURE "C:\\Users\\Administrator\\Desktop\\六上人数教案\\教学步骤.TIF" \ MERGEFORMATINET 一、创设情境 师：同学们，学校刚才通知我编排一个六年级课程表，语文、数学、英语三个科目，一周的课程共15节，同学们认为应怎么安排呢？ 生1：那就简单了，要么 ... ...