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September 30, 2020
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History of numbers
Created by
Philosophers
⟶ Updated 6 Dec 2018 ⟶
List of edits
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Events
The ancient Egyptians invented numerals
The Greeks made their own number system
The Romans invented their own number system
Our modern number system was invented
The modern numeral for zero was made
Modern math was invented
Divioson was invented
Addition and subtraction invented with objects
The modern equal sign = was invented
Most modern math symbols were invented
Multiplication invented
Decimals were invented
Geometry was invented
Fractions were invented
Roman numeral clock were invented
Modern numeral clocks were invented
Modern numeral clocks became a standard timekeeping device.
Alarm clocks were invented
Calculators were invented
Pocket sized calculators were invented.
The idea of algebra was made
