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Which three means of performing calculations existed before the arrival of the modern computer? A. Abacus B. Scientific calculator C. Pascaline D. Step reckoner
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Which three means of performing calculations existed before the arrival of

the modern computer?
A. Abacus
B. Scientific calculator
C. Pascaline
D. Step reckoner

User Sibaz
by
8.3k points

1 Answer

5 votes

Answer: Abacus

Explanation: I got it correct for one of my answers >;) In all honesty, I don't actually know I kind of guessed and got it right soo :p

User SomeDude
by
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