一年级数学题.jpg (73.79 KB, 下载次数: 2)
原帖由 <i>xyhhmt</i> 于 2007-12-3 10:54 发表 <img src="http://bbs.etjy.com/images/common/back.gif" border="0" onload="if(this.width>screen.width*0.7) {this.resized=true; this.width=screen.width*0.7; this.alt='Click here to open new window\nCTRL+Mouse wheel to zoom in/out';}" onmouseover="if(this.width>screen.width*0.7) {this.resized=true; this.width=screen.width*0.7; this.style.cursor='hand'; this.alt='Click here to open new window\nCTRL+Mouse wheel to zoom in/out';}" onclick="if(!this.resized) {return true;} else {window.open(this.src);}" onmousewheel="return imgzoom(this);" alt= />
让学生看图1,有大小两个三角形,下面得数11,那么这两个三角形都代表1;
再看图2,有两个圆形,是24,那么一个是2,一个是4;
再看图3,有正方形和小三角形,得数是31,因为小三角形是1,那么大正方形是3;
再看图4,有大三 ...
原帖由 <i>xyhhmt</i> 于 2007-12-4 10:37 发表 <img src="http://bbs.etjy.com/images/common/back.gif" border="0" onload="if(this.width>screen.width*0.7) {this.resized=true; this.width=screen.width*0.7; this.alt='Click here to open new window\nCTRL+Mouse wheel to zoom in/out';}" onmouseover="if(this.width>screen.width*0.7) {this.resized=true; this.width=screen.width*0.7; this.style.cursor='hand'; this.alt='Click here to open new window\nCTRL+Mouse wheel to zoom in/out';}" onclick="if(!this.resized) {return true;} else {window.open(this.src);}" onmousewheel="return imgzoom(this);" alt= />
不管题目是否有用,对孩子说题目出错,是对孩子不负责任,学习数学知识是让孩子有分析问题和解决问题的能力,数学的数字只不过是0.1.2.3.4.5.6.7.8.9.这十个数字和加减乘除及开平方,但是一辈子也学不完!
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