Counting Systems and the Abacus

Mesopotamian Money
Even before they had coins, the people of Mesopotamia had money that they used for trade. Can you guess what they used as money?

Latin Numbers - What Are the Latin Numbers
Information on the Roman numerals, Latin ordinal and Latin cardinal numbers.

Roman Numerals
These are the Roman numerals with their Arabic numeral equivalents.

Babylonia - Base 60
Modern math (maths) owes a debt to the base sixty system and tables of the Ancient Babylonians.

Abacus
Did the Greeks use the letters to do the calculations or only as names for numbers? Were the Greeks really baseless? What is meant by an abacus?

Babylonian Table of Squares
Babylonian mathematics relies on base 60. Here is a Babylonian table of squares.

Finger Numbers and Finger Counting
Finger counting using finger numbers appears to have been the major way in which transactions were conducted in ancient times.

The Abacus
This abacus history page includes the etymology of the word abacus from the Greek word abakon and the Sanskrit word abq.

Biblical Measurements
Learn how to convert Biblical measurements to determine what's a cubit and more.