1, content. Ming Xin Mathematics gives Xiao Shengchu not only a set of exercises classified by knowledge points, but also a set of explanations to help readers "relax muscles and smooth collaterals" in five knowledge points: calculation, applied problems, geometry, number theory and counting.

2. quality. Ming Xin Mathematics requires Xiaoshengchu to be clearer and more eye-catching. There is almost no room for doing problems, and it is biased towards topics, and there is no particularly great reading pressure.