Sample Mind Map

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Urie Bronfenbrenner's Ecological Systems Theory

luonut Hayley O'Brien

figure 10.1

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B121F Comp CH.3

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ITGS 2012 Exam Prep

luonut Magda Johnson

Other base

Base 12

Base 8

Base 2

binary

Numerical Systems

4- DECIMAL 0,1,2,3,4,5,6,7,8,9

Base 10 for ease

The Mayans added the number 0

Any number using only 10 glyphs

1- First Methods

Civilizations created different methods, Using symbols

Roman

Added position

Egyptian

Hebrew

Greek

First humans used body parts to count animals. It was not efficient

3- Mathematical Indians century VIII

2- More developed methods add and substract

Aztecs

Chinese

Babylonians