Knocking on the door of a prestigious school, The General Review Series for the Sixth Grade of Primary Mathematics is a learning aid for sixth-grade students to build a ladder for graduation and further study. This book is based on the new curriculum standards promulgated by the Ministry of Education, aiming at systematically sorting out the knowledge and learning methods in primary schools, consolidating students' knowledge base, expanding students' knowledge horizons, improving students' ability to solve practical problems comprehensively by designing open and exploratory exercises, and helping students learn to knock on the door of prestigious schools.