{"product_id":"상위권연산-960-c2","title":"Sangwigwon Yeonsan 960 C2","description":"Description\n\nSangwigwon Yeonsan 960 approaches number and operations learning—the starting point of math and an essential tool across all areas—with a new philosophy and methodology. Through task-solving type number and operations problems combined with a variety of situations, processes, and formats, this series not only completes computation skills but also builds higher-level mathematical thinking ability.\n\nSangwigwon Yeonsan 960 will be a great help for children who get bored or tired of simple repetitive computation drills, children who need creative thinking-based computation learning beyond basic arithmetic, children who want to deepen and apply their curriculum-based computation skills, children who need to think through math rather than mechanically solve problems, children who want to build a solid foundation rather than rush into excessive advanced learning, children preparing step by step from an early grade for gifted education programs, olympiads, or specialized\/international middle and high schools, and indeed all children who love math and want to excel at it.\n\n[Book Composition]\n6 books in the P level, 4 books each in levels A–D, for a total of 22 books\nC1: 721–780 — Addition and subtraction of three- and four-digit numbers\nC2: 781–840 — Multiplication\nC3: 841–900 — Division\nC4: 901–960 — Fractions and decimals\n\n[Recommended Grade]\nAn essential thinking-skills computation workbook for top-performing elementary 3rd grade students\n\nTable of Contents\nC2: 781–840 Multiplication\nIssue 1: Multiplication of two-digit numbers by one-digit numbers (1)\nIssue 2: Multiplication of two-digit numbers by one-digit numbers (2)\nIssue 3: (Three-digit number) × (One-digit number), (Two-digit number) × (Two-digit number) (1)\nIssue 4: (Three-digit number) × (One-digit number), (Two-digit number) × (Two-digit number) (2)\n\nAnswer Key Included","brand":"IBOOKPARK","offers":[{"title":"Default Title","offer_id":49623790944484,"sku":"1388091163","price":15.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0831\/9788\/6692\/files\/9791134700249-c2.jpg?v=1786422082","url":"https:\/\/ibookpark.com\/en\/products\/%ec%83%81%ec%9c%84%ea%b6%8c%ec%97%b0%ec%82%b0-960-c2","provider":"IBOOKPARK","version":"1.0","type":"link"}