Isbn: 9787541991394 (1 risultati)

paperback. Condizione: New. Language:Chinese.Pages Number: 96 Publisher: Shaanxi people to teach Pub. Date :2009-01-01 version 3. Contents: The first corresponds to the first semester of the first talk about equality and inequality 2 (a) Part 3 to find the law to fill the number 4 5 interesting talk about computing the remainder reported that the number 6 talk about the game interesting figures 7 8 9 talk about error correction problem Solving addition and subtraction Vertical 10 simple reasoning about the first 11 talk.…