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Maya Counting: The ancient Maya developed a very advanced number system. They were the first in the Americas to use the number zero. Today, people in the Americas count based on the number ten. In ancient Maya times, Maya counting was based on the number twenty.
An abacus is an ancient mathematical tool invented by the Japanese.
The full name of an abacus is an abacus. It is a calculating tool. people also refer to them as counting frames.
Well honey, the abacus is like the OG calculator, so it doesn't have a father in the traditional sense. But if you wanna get technical, the abacus is believed to have originated in ancient Mesopotamia or China. So, let's just say it was a group effort by some ancient math whizzes.
some tool were not machine guns, computer and boots