{"product_id":"기탄큰수학-e단계","title":"Gitan Big Math Level E","description":"Description\n\nLevel E Learning Objectives\n\nBuilding on the basic mental arithmetic skills developed in Level D, students learn basic subtraction up to 10. Through continued practice of addition and subtraction, this level aims to complete the foundation of mental arithmetic.\n\nVolume (Book\/Month) - Week (Week) - Learning Content\n\nVolume E1, Weeks 1~4\nUnderstanding subtraction (subtracting smaller numbers)\nSubtracting 1: (1~12)-1\nSubtracting 2: (1~13)-2\nSubtracting 3: (1~15)-3\nPractice up to (1~15)-3\nAchievement Test\n\nVolume E2, Weeks 1~4\nSubtracting 4~10\n(1~15)-4, (1~15)-5, (1~15)-6, (1~15)-7, (1~15)-8, (1~15)-9, (1~15)-10\nPractice up to (1~15)-10\nAchievement Test\n\nVolume E3, Weeks 1~4\nSubtracting from numbers 11~12\nSubtracting from numbers 13~14\nSubtracting from numbers 15~16\nSubtracting from numbers up to 16\nComprehensive Achievement Test\n\nVolume E4, Weeks 1~4\nSubtracting from numbers 17~19\nSubtracting from numbers 20~22\nSubtracting from numbers 23~25\nSubtracting from numbers up to 25\nComprehensive Achievement Test\n\nVolume E5, Weeks 1~4\nComplete review of addition and subtraction (Levels C~E)\nFinal Test","brand":"IBOOKPARK","offers":[{"title":"Default Title","offer_id":49623627235556,"sku":"1219724204","price":40.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0831\/9788\/6692\/files\/5-7070020001092.jpg?v=1786421009","url":"https:\/\/ibookpark.com\/en\/products\/%ea%b8%b0%ed%83%84%ed%81%b0%ec%88%98%ed%95%99-e%eb%8b%a8%ea%b3%84","provider":"IBOOKPARK","version":"1.0","type":"link"}