The default mode. Provides standard calculator functions. You can perform standard addition, subtraction, division, and multiplication functions in Basic mode and you can use all of the Basic functions in each of the other modes.

Provides advanced calculator functions. You can store numbers in 10 different memory registers, and easily retrieve and replace the numbers in the memory registers. You can use all of the Advanced functions in Financial, Scientific and Programming modes.

Provides several complex financial functions.

Provides many additional mathematical functions, including trigonometric functions. You can also store your own functions and constants, when you use Scientific mode.

Provides functions useful to a programmer, including bitwise functions and a bit editor.