Alternatively, press the "Ctrl" + "H" keys simultaneously to enable history tracking. Use the calculator in the customary manner, typing in numbers and expressions on your computer's numeric keypad.

Computer calculators mimic the functions of hand-held ones, including the memory function. This allows you to store a single figure for use in future calculations.

The all-in-one calculator provides seamless functionality and is equipped with mechanical key switches for a more satisfying input.