eamuj13 eamuj13
  • 30-03-2017
  • English
contestada

so im doing spelling homework and they asked what is an early kind of calculator



and the words provided are:
abacus
correlation
statistical
calculus

Respuesta :

Аноним Аноним
  • 30-03-2017
The answer is A. Abaci were often used in early times to perform simple calculations.
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