Handbook of Mathematical Formulas and Laws in Primary Schools: Partial Edition is a book published by China Teaching Press on 20 19. Combined with the compilation of primary school mathematics textbooks, it is closely related to the compulsory education mathematics curriculum standards to help primary school students improve their mathematics ability in an all-round way. Compared with full-color version and full-color version, it is the best version.

The partial formula method combs the main points of learning, analyzes the internal laws, shows the thinking of solving problems, and helps primary school students accumulate at all times.