5.3 The topic is simple and suitable for children with insufficient foundation. Huanggang Sprint 100 pays more attention to various contents, and the topics will be a little difficult, but it is good for learning, so you can get in touch with various topics more.
5.3 is a synchronous teaching aid for primary school mathematics and arithmetic English 1 to grade 6. Huanggang 100 mark covers a wide range of knowledge and consists of excellent proposition experts and special senior teachers from all over the country, combining many years of first-line teaching experience and research results of college entrance examination.