Isbn: 9787563472116 - 2021春季小学数学计算能手一年级下册bs北师版小学生1年级下数学口算题卡教材同步训练教辅计算天天练口算估算笔算作业本通城学典 (1 resultados)

paperback. Condición: New. Pub Date: 2014-08-01 Pages: 140 Language: Chinese Publisher: Yanbian University Press through the city school Code Elementary math experts: a lower grade (BS version) has the following three characteristics: First. the synchronization. Tongcheng School Code elementary math experts: one grade lower (BS version). according to the New Curriculum requirements and the North Division Edition Textbooks. suitable for the simultaneous use of pupils. each practice are consistent with the teaching sched.…