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感知再感知比较再比较——让学生充分感知和认识面积和面积单位○邯郸市丛台区实验小学／韩晓静面积和面积单位是学生较难理解和掌握的两个概念。面积的意义和面积是学生学习长方形和正方形面积计算的基础，也是学生今后学习各种平面图形面积计算的基础。教学中应引导学生...
Comparison of Perceived and Perceived - Comparison of Area and Area for Students ● Handan Congtai Experimental Primary School / Han Xiaojing Area and area units are two concepts that students find it hard to understand and master. The meaning and area of the area are the basis for students to learn the calculation of the area of the rectangle and the square and also the basis for the students to learn the calculation of the area of the various graphic areas in the future. Teaching should guide students ...