In the course of the 1970s, handheld electronic calculators transformed the way tens of millions of people did arithmetic. Engineers abandoned slide rules, business people gave up desktop calculating ...

When Haggerty conceived of the idea in 1965, calculators were heavy and took up significant space on a desktop, so perhaps the convenience of one which you could carry around played a part.

While most people are satisfied with a calculator application on their smartphone these days, there’s still something to be said for the old fashioned desk calculator. Maybe it’s the fact the ...

Casio Computer Co., Ltd. announced today the release of the MS-20UC-J commemorative calculator models featuring traditional Japanese patterns and Comfy ...