adding machine

noun
a machine capable of adding numbers and sometimes capable of performing the other arithmetic functions of subtraction, multiplication, and division: such machines are now obsolescent, having been replaced in most applications by electronic calculators.

Origin:
1870–75, Americanism

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Based on the Random House Dictionary, © Random House, Inc. 2014.
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World English Dictionary
adding machine
 
n
a mechanical device, operated manually or electrically, for adding and often subtracting, multiplying, and dividing

Collins English Dictionary - Complete & Unabridged 10th Edition
2009 © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
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Example sentences
Ability to operate an adding machine and calculator.
Run an adding machine tape of all checks and record this total on the deposit
  ticket.
Measure the distance traveled using adding machine tape.
Use inventory forms and adding machine tapes as the only evidence for your
  inventory.
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