abacus
It was an abacus counting device
The first modern-style electronic calculator was invented in the 1960s. The first counting device, an abacus, was invented in Egypt in about 2000 BCE. The mechanical calculator was developed in the 17th century.
Most answers to that question on this site give the answer as Abacus.
the chinese and it is for counting. it is the original calculator
abacus
Abacus
It is a device used for counting in ancient times
it is the abacus. :D :D :D i got is dummies
Abacus
It was an abacus counting device
The name for the simple counting device is spelled abacus.
The abacus is the original mechanical counting device. It was likely first used over five thousand years ago, and used beads to keep track of numbers.
The abacus. over 4000
The first modern-style electronic calculator was invented in the 1960s. The first counting device, an abacus, was invented in Egypt in about 2000 BCE. The mechanical calculator was developed in the 17th century.
Most answers to that question on this site give the answer as Abacus.
the chinese and it is for counting. it is the original calculator