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(本课为南宁市选拔参加全国CAI比赛优秀课例)教学内容:九年义务教育小学数学第七册65页“小数点位的移动引起小数大小变化”教学目的:1.通过创设生动的情境———“小数点搬家”这一童话故事,学生探索出小数点向左、右移动引起小数大小变化的规律。2.通过观察、操作、探究规律,
(This course is selected by Nanning City to take part in CAI Excellent Courses in China.) Contents: Nine Years of Compulsory Education, Primary School Math, Volume 7, page 65 “The Decimal Point Size Changes Caused by the Movement of the Decimal Point” Objectives: 1. By creating a vivid situation - - “The Decimal Point Moving” fairy tale, students explore the decimal point to the left and right movements caused by changes in the size of the decimal law. Through the observation, operation, explore the law,