{"product_id":"9781483589077","title":"A Mother's Guide to Addition \u0026 Subtraction","description":"A simple guide for parents and kids to understand different methods of doing addition and subtraction. This book is recommended for kids who already knows basic 1 digit addition and subtraction. The book also has worked out examples on different methods and some challenging questions with answer key. It is recommended for age 7-9 year olds.","brand":"BookBaby","offers":[{"title":"Default Title","offer_id":47136191873264,"sku":"9781483589077","price":0.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0737\/7593\/9824\/files\/9781483589077_p0.jpg?v=1763630927","url":"https:\/\/shop-qa.barnesandnoble.com\/products\/9781483589077","provider":"Barnes \u0026 Noble (DEV)","version":"1.0","type":"link"}