{"product_id":"기탄큰수학-f단계-4집","title":"Gitan Big Math Level F Book 4","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 vertical addition and subtraction practice.\n\nBook (Volume\/Month) - Week (Session) - Learning Content\n\nBook F1, 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\nBook F2, Weeks 1-4:\nAddition of two-digit numbers\n- Addition with carrying in the tens place\nComprehensive review of two-digit addition\nAchievement Test\n\nBook F3, Weeks 1-4:\nAddition of three-digit numbers\n- Three-digit number + one-digit number, three-digit number + two-digit number\n- Three-digit number + three-digit number\nComprehensive review of three-digit addition\nAddition of four-digit numbers\n- Four-digit number + one-digit number, + two-digit number, + three-digit number, + four-digit number\nComprehensive review of four-digit addition\nAchievement Test\n\nBook F4, Weeks 1-4:\nSubtraction of one-digit numbers (vertical form)\nSubtraction of two-digit numbers\n- Two-digit number - one-digit number (no borrowing)\n- Two-digit number - two-digit number (no borrowing)\n- Two-digit number - one-digit number (with borrowing)\n- Two-digit number - two-digit number (with borrowing)\nComprehensive review of two-digit subtraction\nAchievement Test\n\nBook F5, Weeks 1-4:\nSubtraction of three-digit numbers\n- Three-digit number - one-digit number, three-digit number - two-digit number\n- Three-digit number - three-digit number\nSubtraction of four-digit numbers\n- Four-digit number - one-digit number, - two-digit number\n- Four-digit number - three-digit number, - four-digit number\nComprehensive review of three- and four-digit subtraction\nFinal Test","brand":"IBOOKPARK","offers":[{"title":"Default Title","offer_id":49623847764196,"sku":"1456883145","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_4.jpg?v=1786422406","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%84-4%ec%a7%91","provider":"IBOOKPARK","version":"1.0","type":"link"}