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Help you learn math books: regarded as high-grade (primary)(Chinese Edition)
Seller: liu xing, Nanjing, JS, China
Seller rating 5 out of 5 stars
paperback. Condition: New. Language:Chinese.Paperback Pages Number: 287 computing is an important content of elementary school mathematics. Be regarded as pairs of the basic requirements to learn mathematics. The mathematical calculation of the primary and secondary school students. the wrong situation is not uncommon. but with the higher grades. the calculation of the correct rate but a downward trend. This is a must be taken seriously and urgent to solve the problem. can not but arouse our concern. Mathematical calcu. Seller Inventory # N20196