{"product_id":"9781933241531","title":"Kumon Grade 3 Addition \u0026 Subtraction by","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.   Topics Covered in this Book:Addition \u0026amp; subtraction reviewFour-digit vertical form additionFour-digit vertical form subtractionRegrouping (borrowing)Patterns \u0026amp; sequencing\u003cbr\u003eBinding: Paperback \/ softback","brand":"Gardners","offers":[{"title":"Default Title","offer_id":56313202114933,"sku":"9781933241531","price":9.99,"currency_code":"GBP","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0612\/7193\/3106\/files\/9781933241531.jpg?v=1762825924","url":"https:\/\/backstory.london\/products\/9781933241531","provider":"Backstory","version":"1.0","type":"link"}