Fo accounting, keeping track of the numbers of crops or animals, trading/bartering, etc.
Probably in Arabia in ancient times. The Arabs were the first to introduce the concept of 'zero'.
During the Ancient Greek times
Egypt, in ancient times.
The time-measuring devices used in ancient times include chronometers and hourglasses. These were commonly used by explorers in their voyages.
In Ancient Times
in ancient times
In the ancient Egyptian times
In ancient times because there was not much metals discovered they had to use titanium for poo.
In ancient times buttons were used for decorative purposes on clothing and as garment fasteners.
I think maybe an abacus
Roman numerals were used for writing numbers in ancient rome.
chicken wings