{"product_id":"lad-double-value-addition-subtraction-flashcards","title":"LAD Double-Value Addition \u0026 Subtraction Flashcards","description":"Children learn the dynamics of addition and subtraction through visual aid. These double-value flash cards in vertical format consist of 81 cards printed two sides, one side printed with an addition problem and the other side with a directly related subtraction problem (e.g. 3+1=4 on one side, 4-1=3 on the reverse). For every addition fact, there are three other facts that belong to the same family. Suggested activities included.\u003cbr\u003e\u003cbr\u003e\u003cstrong\u003eEducational Aim\u003c\/strong\u003e\u003cbr\u003e\u003cbr\u003eTo familiarize children with the basic facts of addition and subtraction. Quick recall of math basics, \"mental math\". Application and interpretation of mathematical language for important elementary concepts. Auditory\/visual association.\u003cbr\u003e\u003cbr\u003e\u003cstrong\u003eProduct Features\u003c\/strong\u003e\u003cbr\u003e\u003cbr\u003eBest Seller! Notched corners for quick organization. Large, easy to handle 6-1\/4\" x 3-1\/4\" cards. Bold, heavy type to use with large groups. Durable, thick card stock (14 pt.). Self-checking (the number on the lower right of each card give the correct answer for the opposite side). Great for small groups, pairs, and whole class participation.\u003cbr\u003e\u003cbr\u003e\u003cstrong\u003eContents\u003c\/strong\u003e\u003cbr\u003e\u003cbr\u003e81 vertical format flash cards plus suggested activities and complementary equations key.\u003cbr\u003e\u003cbr\u003e\u003cstrong\u003eGrade Level: \u003c\/strong\u003eK - 3","brand":"Toy Sense","offers":[{"title":"Default Title","offer_id":51929355878702,"sku":"LAD 8662","price":19.99,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0793\/7831\/7614\/files\/lnad8662.jpg?v=1775202730","url":"https:\/\/toysense.ca\/products\/lad-double-value-addition-subtraction-flashcards","provider":"Toy Sense","version":"1.0","type":"link"}