Basic Calculator Overview
A basic calculator can be used for addition, subtraction, multiplication and division. These basic mathematical functions can be used for a lot of things. People can use them to balance their checkbook, determine how much of a product to order or to simply figure out a math problem.
Basic calculators have been around since before the 17th century. The first basic calculator was the abacus. In the 17th century the slide rule was developed to help scientists and businessmen correctly determine the answers to basic mathematical computations. Then in the 19th century the first mechanical calculators were developed. Finally in the 20th century the electronic basic calculator was developed.