___________ was the fist calculation device.
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Answer:
computer
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Answer:
abacus
Explanation:
An 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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