Seller: liu xing, Nanjing, JS, China
paperback. Condition: New. Paperback. Pub Date: 47 language: Chinese Publisher: Zhejiang Education Press Primary Mathematics Special Training Series and the Knowledge Point of Compulsory Education Mathematics Curriculum Standard. Each volume is 1 big topic and indicates the applicable grade. The selected exercise can be a general practice question. or it is a mathematical problem. but also . Seller Inventory # NR038788