{"product_id":"kumon-grade-3-addition-subtraction-9781933241531","title":"Kumon Grade 3 Addition \u0026 Subtraction","description":"Math problems with large numbers can be overwhelming. Through our step-by-step progression of activities, your child will easily master addition and subtraction with four-digit numbers. Our workbook builds on basic addition and subtraction skills to teach your child how to confidently compute addition and subtraction with large numbers. \u003cp\u003e\u003c\/p\u003e\u003cbr\u003eTopics Covered in this Book: \u003cp\u003e\u003c\/p\u003e\u003cbr\u003eAddition \u0026amp; subtraction review \u003cp\u003e\u003c\/p\u003eFour-digit vertical form addition \u003cp\u003e\u003c\/p\u003eFour-digit vertical form subtraction \u003cp\u003e\u003c\/p\u003eRegrouping (borrowing) \u003cp\u003e\u003c\/p\u003ePatterns \u0026amp; sequencing\u003cbr\u003e","brand":"Kumon Publishing North America","offers":[{"title":"Default Title","offer_id":50606896349458,"sku":"9781933241531","price":5.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0831\/4771\/8930\/files\/img_edd08984-487c-427f-aaeb-45efab5b6b66.jpg?v=1732301205","url":"https:\/\/surprise-castle.myshopify.com\/products\/kumon-grade-3-addition-subtraction-9781933241531","provider":"Surprise Castle","version":"1.0","type":"link"}