The ADDING MACHINE
Pen and paper are the thing in the past.
Burroughs billion dollar idea
William Seward Burroughs and three other men made the adding machine and form a company. It sold for 475 dollars a peice. The picture on the right was the first model of the adding machine.
Where was the birth place of the adding machine
It was in the year 1888, in Newyork city
How does it work
It made adding and subtracting easy and faster.
By puting paper in the slote then cranking the handle then type in your numbers the cranking it again then you have your anwser.
How did impact on our American socity
It made accounting alote easier and more effective. It cause a major jump in our mathmatics department. The adding machine boosted our devolping country.