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)
Autor:
Joseph White
Dostępność:
Dostępna u dostawcy
Wysyłamy za 14-21 dni
66.23
zł
Mental math is a skill people practice on a daily basis, often subconsciously, which involves doing...
