Question

which one is the first calcluting device.​

Answer 1

Answer:

abacus

abacusAn abacus is considered one of the first calculating devices invented by man. It is a manual device which takes time and a great deal of experience to master. An abacus uses several rows of beads to represent numbers; each row stands for a place value and the arrangement of beads in a row stands for a digit.

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Answer 2

$\pink{\underline{{\boxed{\bf{QUESTION: }}}}}$

Which one is the first calcluting device?

$\pink{\underline{{\boxed{\bf{ANSWER: }}}}}$

Abacus is the first calcluting device.

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