Isbn: 9787558237577 - in the fall of 2021. you must use oral arithmetic problems. second grade. mathematics oral arithmetic question cards. timing assessment. must use oral arithmetic problems every day(chinese edition) (1 risultati)

paperback. Condizione: New. Language:Chinese.Paperback. Pub Date: 2021-04-01 Publisher: This set of Must be Speaking and Mathematical Questions from Wuhan Publishing House is designed to have 100 questions per day (including 88 full-horizontal questions. 10 oral arithmetic listening questions. and 1-2 questions for wisdom). Rich in style. from easy to difficult. it not only strengthens students' verbal arithmetic ability. but also improves students' mental arithmetic and clever calculation ability.…