{"product_id":"상위권연산-960-a2","title":"Sangwigwon Yeonsan 960 A2","description":"Description\n\nSangwigwon Yeonsan 960 approaches number and arithmetic learning—the starting point of math and an essential tool across all areas of the subject—with a new philosophy and methodology. Through task-based arithmetic problems combined with a variety of situations, processes, and approaches, this series not only completes children's computational skills but also builds advanced mathematical thinking abilities.\n\nSangwigwon Yeonsan 960 will be a great support for children who find simple repetitive arithmetic practice boring or tedious, children who need creative-thinking arithmetic practice beyond the basics, children working on advanced application of school curriculum, children who need to think through math rather than solve problems mechanically, children who want to build solid fundamentals rather than rush into excessive advanced study, children preparing step by step from an early grade for gifted education programs, olympiads, or specialized schools, and indeed any child who loves math and wants to excel at it.\n\n[Book Composition]\n6 books in the P level, 4 books each in levels A through D, 22 books in total\n\nA1: 241-300 Numbers up to 100\nA2: 301-360 Addition\nA3: 361-420 Subtraction\nA4: 421-480 Application of Addition and Subtraction\n\n[Recommended Grade]\nEssential critical-thinking arithmetic workbook for top-performing 1st grade elementary students\n\nTable of Contents\nA2 301-360 Addition\nIssue 1: Addition up to 10\nIssue 2: Two-Digit Addition Without Carrying (1)\nIssue 3: Two-Digit Addition Without Carrying (2)\nIssue 4: One-Digit Addition With Carrying\n\nAnswer Key Included","brand":"IBOOKPARK","offers":[{"title":"Default Title","offer_id":49623790616804,"sku":"1387933929","price":15.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0831\/9788\/6692\/files\/9791134700164-a2.jpg?v=1786422079","url":"https:\/\/ibookpark.com\/en\/products\/%ec%83%81%ec%9c%84%ea%b6%8c%ec%97%b0%ec%82%b0-960-a2","provider":"IBOOKPARK","version":"1.0","type":"link"}