For novices, functions are one of the most intimidating features of OpenOffice.org's Calc. Newcomers quickly learn that functions are a main feature of spreadsheets, but there are almost four hundred, ...

Though generations of schoolchildren have cursed arithmetic, the world was a much more inconvenient place without it. Before the advent of modern arithmetic in the 13th century, basic calculations ...

Which scientific calculator is best? Scientific calculators are ideal for complex problem-solving as well as basic arithmetic operations. Students frequently use one in math, science, engineering and ...