Category: Mental Calculation

Here is a list of wiki pages in the category "Mental Calculation".

Casting Out Nines

Chisanbop

Decimal Representation of Fractions

Finger Binary Counting

Global Mental Calculators Association

GMCA Mental Calculation League

How to Convert Decimal Numbers to Binary

How to Use an Abacus

List of Mental Calculators

Memoriad

Mental Abacus

Mental Calculation of Logarithms

Mental Calculation World Cup

Mental Math Apps

Shi Fengshou Rapid Calculation

Trachtenberg System

Vedic Mathematics