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)
Szerző:
Joseph White
Elérhetőség:
Beszállítói készleten
Küldés 9-15 napon belül
5 972
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Mental math is a skill people practice on a daily basis, often subconsciously, which involves doing...