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25000 Expert Numbrex Puzzles to Improve Your IQ
25000 Expert Numbrex Puzzles to Improve Your IQ
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ISBN 9781494701130
BEST PERFECT GIFT FOR PUZZLE LOVERS!Are you good with numbers? Increase your IQ for happiness & success in life! Prevent Alzheimer's with daily puzzle solving! A generational puzzle book which can be passed down from one generation to next for completion. Solving EXPERT NUMBREX puzzles guarantees to put your brain in top operating condition. EXPERT NUMBREX puzzles challenge your mind in two ways. First, translate the result of an addition, subtraction, multiplication, or division to decimal from octal, hexadecimal, or base32hex number formats. Second, calculate the missing second operand in the arithmetic operation.
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Product details
Pub dateDec 16, 2013
ISBN-101494701138
ISBN-139781494701130
LanguageEnglish
Last updated 2025-07-17 07:35
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