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教学内容义务教育课程标准实验教材小学数学五年级(下册)80页例1及相关练习。教学目标1.让学生自主探索异分母分数加减法的计算方法,能正确计算异分母分数加减法。2.让学生经历探索异分母分数加减法的计算过程,感受到单位相同的数才能相加的道理,体会到数学的内在联系。
Teaching content The compulsory education curriculum standard experiment material primary school mathematics fifth grade (the second volume) 80 page example 1 and related exercises. Teaching Objectives 1. To enable students to independently explore different addition and subtraction of denominator calculation method, can correctly calculate the different denominator fraction addition and subtraction. 2. Let students experience the calculation of different denominator addition and subtraction method, feel the same number of units to add the truth, understand the inherent relationship of mathematics.