{"product_id":"humble-math-double-digit-addition-subtraction-100-days-of-practice-problems-grades-1-3-word-problems-reproducible-math-drills","title":"Humble Math - Double Digit Addition \u0026 Subtraction : 100 Days of Practice Problems: Grades 1-3, Word Problems, Reproducible Math Drills","description":"\u003cp\u003e\u003cstrong\u003eNew copy of Humble Math - Double Digit Addition \u0026amp; Subtraction : 100 Days of Practice Problems: Grades 1-3, Word Problems, Reproducible Math Drills by Humble Math.\u003c\/strong\u003e - Paperback, Published by Libro Studio LLC, 108 pages, ISBN-13: 9781635783032, ISBN-10: 1635783038.\u003c\/p\u003e\u003cp\u003eHassle-free 30-day returns. Free shipping on orders over $35.\u003c\/p\u003e","brand":"Libro Studio LLC","offers":[{"title":"Default Title","offer_id":46309310038250,"sku":"DS-CA-1635783038","price":9.99,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0647\/1735\/7290\/files\/41ntmdPWo_L.jpg?v=1789945863","url":"https:\/\/justgreatbooks.org\/products\/humble-math-double-digit-addition-subtraction-100-days-of-practice-problems-grades-1-3-word-problems-reproducible-math-drills","provider":"Just Great Books","version":"1.0","type":"link"}