{"product_id":"the-trachtenberg-speed-system-of-basic-mathematics-9780313232008","title":"The Trachtenberg Speed System of Basic Mathematics","description":"\u003cb\u003eBook Synopsis\u003c\/b\u003e\u003cbr\u003e\u003cp\u003eThe complete system of the Trachtenberg method of mathematics which makes possible high-speed arithmetical calculations with a remarkable degree of accuracy.\u003c\/p\u003e\u003cp\u003e\u003c\/p\u003e\u003cp\u003eThis method is not only speedy but simple. It looks like magic, but the rules are based on sound logic.\u003c\/p\u003e\u003cbr\u003e\u003cbr\u003e\u003cb\u003eTable of Contents\u003c\/b\u003e\u003cbr\u003eTables or No Tables? Basic Multiplication Rapid Multiplication by the Direct Method Speed Multiplication -- \"Two-Finger\" Method Addition and the Right Answer Division -- Speed and Accuracy Squares and Square Roots Algebraic Description of the Method","brand":"ABC-CLIO","offers":[{"title":"Default Title","offer_id":51767352197463,"sku":"9780313232008","price":82.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0817\/1739\/5799\/files\/9780313232008.jpg?v=1758713023","url":"https:\/\/bookcurl.com\/products\/the-trachtenberg-speed-system-of-basic-mathematics-9780313232008","provider":"Book Curl","version":"1.0","type":"link"}