This book is hilarious and helps children to understand the basic concepts and principles of mathematics easily. Let children who don't like mathematics fall in love with mathematics, and help children who like mathematics to establish a profound mathematical world outlook.
The book covers 100+ mathematical concepts, 50+ calculation formulas, and 30+ typical applications, and the key and difficult points that must be tested are swept away.
The comments were made by Mr. Luo, a special primary school math teacher with more than 40 years of teaching experience. The author is a childlike innocence, and the painter is Mr. Mao, the winner of two-time Motive Force Award.