5203526776127488(B0102)KUMON My Book of Simple Subtraction(減數) 這本練習冊將幫助你的孩子理解減法的概念,用1-20的整數減去1-5,通過使用反覆描摹和背誦數字,令孩子更清晰。 •產地 : 北美設計,中國印刷,美國直送 This workbook will help your child develop an understanding of subtracting the nu Product #: funteachingaids-(B0102)KUMON My Book of Simple Subtraction(減數)https://www.funteachingaids.com/i/SfJR9EgAA2024-06-06 Regular price: $HKD$79.0 Available from: 親子教具製作室FunteachingaidsIn stock