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(一)教学内容:人教版课标教材三年级上册第91页～第93页.教学目标:1.通过操作、实践活动,正确理解几分之一,会比较几分之一的大小.
(A) teaching content: PEP textbook grade three volumes on page 91 ~ page 93. Teaching objectives: 1. Through the operation, practice activities, a correct understanding of a few, will be a fraction of the size.