What is a Handheld Calculator?
A handheld calculator is a small device used for solving mathematical equations. Its range of calculations can be simple or complex, depending on the capabilities of the calculator. These calculators have come to be important assets for high school and college mathematics students. Since its introduction to mainstream consumers, the handheld calculator has become a valuable tool for many household mathematical problems as well, such as budgeting and balancing checkbooks. Calculators, which were first introduced as mechanical machines in the early 1900s, were often large, impractical, and expensive. Electronic calculators first emerged in the 1950s, but were still often the size of a typewriter. In 1967, the first handheld calculator was developed by Texas Instruments, the company that is still among the leaders in handheld calculator production, innovation, and technology. This first calculator could do the four basic functions — addition, subtraction, multiplication, and division —
