{"product_id":"subtraction-flash-cards-k-2-ready-to-learn-9781645173427b","title":"Subtraction Flash Cards: K-2 (Ready to Learn)","description":"These 48 double-sided subtraction flash cards reinforce the skills needed to prepare children for kindergarten through second grade. Whether quizzing themselves or using the flash cards with a friend, children can solve basic subtraction equations and check the answer to each equation on the reverse of the card.","brand":"Silver Dolphin","offers":[{"title":"Bargain","offer_id":42826141040720,"sku":"9781645173427B","price":1.99,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0592\/8173\/5760\/files\/9781645173427-l.jpg?v=1785904306","url":"https:\/\/bookoutlet.com\/products\/subtraction-flash-cards-k-2-ready-to-learn-9781645173427b","provider":"Book Outlet","version":"1.0","type":"link"}