



Upon clicking the three bars, you are presented with a list of options to choose from. The Standard indicates that the calculator is currently in Standard mode, which can be changed by clicking on the three bars left of it. You can check the old calculations performed by clicking the clock-like icon on the top-right, or click on the middle button to keep the calculator always on top of other applications. Apart from the basic calculations which can be performed from the keypad, the top bar consists of various features.
