{"product_id":"5000-evil-numbrex-puzzles-to-kalman-toth-m-a-m-phil-9781494350338","title":"5000 Evil Numbrex Puzzles to Improve Your IQ","description":"PERFECT BRAIN FITNESS GIFT FOR NUMBER \u0026amp; MATH PUZZLE LOVERS  \u003cb\u003eSuccess starts with a sharper mind  Solving NUMBREX puzzles guarantees to put your brain in top operating condition. NUMBREX puzzles challenge your mind in two ways. First translate the result of an addition, subtraction, multiplication, or division to decimal from binary, hexadecimal, or roman numeral number formats. Second, calculate the missing second operand in the arithmetic operation. NUMBREX \u0026amp; SOLUTION 2952.53 - ____=100002953.7 * ____=LXXXIV2954.12\u003cbr\u003e\u003cbr\u003e\u003cb\u003eAuthor:\u003c\/b\u003e Kalman Toth M. a. M. Phil\u003cbr\u003e\u003cb\u003eISBN-10:\u003c\/b\u003e 1494350335\u003cbr\u003e\u003cb\u003eISBN-13:\u003c\/b\u003e 9781494350338\u003cbr\u003e\u003cb\u003ePublisher:\u003c\/b\u003e Createspace Independent Publishing Platform\u003cbr\u003e\u003cb\u003eLanguage:\u003c\/b\u003e English\u003cbr\u003e\u003cb\u003ePublished:\u003c\/b\u003e 12\/03\/2013\u003cbr\u003e\u003cb\u003ePages:\u003c\/b\u003e 262\u003cbr\u003e\u003cb\u003eFormat:\u003c\/b\u003e Paperback\u003cbr\u003e\u003cb\u003eWeight:\u003c\/b\u003e 1.04lbs\u003cbr\u003e\u003cb\u003eSize:\u003c\/b\u003e 9.69h x 7.44w x 0.55d\u003c\/b\u003e","brand":"Kalman Toth M. a. M. Phil","offers":[{"title":"Paperback","offer_id":44491587748095,"sku":"9781494350338","price":14.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0662\/2982\/9887\/files\/img_cf097d3c-1f6a-4bc1-b04e-06ae10412f02.jpg?v=1699452064","url":"https:\/\/www.whiterainbookhouse.com\/products\/5000-evil-numbrex-puzzles-to-kalman-toth-m-a-m-phil-9781494350338","provider":"WR Book House","version":"1.0","type":"link"}