Mental Math
How to Develop a Mind for Numbers, Rapid Calculations and Creative Math Tricks (Including Special Speed Math for SAT, GMAT and GRE Students)
Автор:
Joseph White
Наличност:
Външен склад
Изпращаме след 14-21 дни
15.31
€
29.95 лв
Mental math is a skill people practice on a daily basis, often subconsciously, which involves doing...
