{"product_id":"기탄큰수학-f단계-5집","title":"Gitan Keun Math Level F Book 5","description":"Description\n\nLevel F Learning Objectives\nBuilding on the mental math skills developed in Level E, this level focuses on mastering written calculation through practice with vertical addition and subtraction.\n\nBook (Volume\/Month) - Week (Session) - Learning Content\n\nF1 Book, Weeks 1–4:\nAddition up to 99 (vertical form)\n(Two-digit number + one-digit number, no carrying)\n(Two-digit number + two-digit number, no carrying)\n(Two-digit number + one-digit number, with carrying)\n(Two-digit number + two-digit number, with carrying)\nAchievement Test\n\nF2 Book, Weeks 1–4:\nTwo-digit addition (with carrying in the tens place)\nComprehensive review of two-digit addition\nAchievement Test\n\nF3 Book, Weeks 1–4:\nThree-digit addition (three-digit + one-digit), (three-digit + two-digit)\n(Three-digit + three-digit)\nComprehensive review of three-digit addition\nFour-digit addition (four-digit + one-digit), (four-digit + two-digit), (four-digit + three-digit), (four-digit + four-digit)\nComprehensive review of four-digit addition\nAchievement Test\n\nF4 Book, Weeks 1–4:\nOne-digit subtraction (vertical form)\nTwo-digit subtraction (two-digit - one-digit, no borrowing)\n(Two-digit - two-digit, no borrowing)\n(Two-digit - one-digit, with borrowing)\n(Two-digit - two-digit, with borrowing)\nComprehensive review of two-digit subtraction\nAchievement Test\n\nF5 Book, Weeks 1–4:\nThree-digit subtraction (three-digit - one-digit), (three-digit - two-digit)\n(Three-digit - three-digit)\nFour-digit subtraction (four-digit - one-digit), (four-digit - two-digit)\n(Four-digit - three-digit), (four-digit - four-digit)\nComprehensive review of three- and four-digit subtraction\nFinal Test","brand":"IBOOKPARK","offers":[{"title":"Default Title","offer_id":49623847829732,"sku":"1456883166","price":10.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0831\/9788\/6692\/files\/screen_shot_2020-02-22_at_7.59.34_pm_5.jpg?v=1786422407","url":"https:\/\/ibookpark.com\/en\/products\/%ea%b8%b0%ed%83%84%ed%81%b0%ec%88%98%ed%95%99-f%eb%8b%a8%ea%b3%84-5%ec%a7%91","provider":"IBOOKPARK","version":"1.0","type":"link"}