目录第1讲分数计算与比较大小.........................................................................................................................1第2讲整除......................................................................................................................................................8第3讲质数与合数........................................................................................................................................15内容概述.............................................................................................................................................................15典型问题.............................................................................................................................................................15第4讲包含与排除........................................................................................................................................22内容概述.............................................................................................................................................................22典型问题.............................................................................................................................................................22(1)只被甲或乙覆盖，却不被丙覆盖的部分的面积是多少？........................................................................23(2)只被这3个圆中某一个圆覆盖的部分的面积是多少？............................................................................23拓展篇..............................................................................................................................................24超越篇..............................................................................................................................................27第5讲分数与循环小数...............................................................................................................................30内容概述.............................................................................................................................................................30典型问题.............................................................................................................................................................30提高篇..............................................................................................................................................30拓展篇..............................................................................................................................................32超越篇..............................................................................................................................................35第6讲和差倍分问题...................................................................................................................................38内容概述.............................................................................................................................................................38典型问题.............................................................................................................................................................38提高篇..............................................................................................................................................38拓展篇..............................................................................................................................................40超越篇..............................................................................................................................................44第7讲行程问题四........................................................................................................................................46内容概述.............................................................................................................................................................46典型问题.............................................................................................................................................................46提高篇..............................................................................................................................................46拓展篇..............................................................................................................................................48超越篇..............................................................................................................................................51第8讲直线形计算二...................................................................................................................................54内容概述.............................................................................................................................................................54典型问题.............................................................................................................................................................54提高篇..................................................................