Mental Calculation, Mathematics, and Puzzles


About the Mental Calculation, Mathematics, and Puzzles category (1)
How can I start mental calculating ( 2 ) (31)
South African maths whizz answers complex arithmetic questions in seconds (2)
Calculating logarithms by hand (18)
World Championships of Magic - sleight of hand (2)
Mathemagician course (4)
Soroban and Anzan (9)
Needing a comprehensive book about the influence of mathematical discoveries (2)
Complex numbers (6)
Trigonometry functions (5)
Sleight of hand card palming (3)
The best Methods Mental Math (18)
Cross multiplication: How to multiply 3+ digit numbers? (15)
Stephen Hawking and Math (13)
Pi Art - Martin Krzywinski (2)
Hexadecimal (or Binary) Digits of Phi (3)
"Polynesian people used binary numbers 600 years ago" (1)
8th Mental Calculation World Cup 2018 (6)
MSO 2018 - Mental calculations questions paper (Pdf) and Final results (2)
Benjamin's 2x2 Method of Multiplication works for also for 3x3? (4)
Which is greater? a^b or b^a? (4)
The importance of mental calculation (3)
Granth Thakkar's world record for 20 digit multiplication (12)
How to write faster (4)
Fastest way to learn mental math (8)
Mentally calculating logarithms ( 2 ) (24)
What Mental Calculation method should I choose? (6)
New Years resolutions slowly engaging (10)
Fastest Methods At Mental Math And Your Personal Timings (2)
N Roots (2)