Keyword Data

ans: Returns the answer of the previous calculation.

PI: Returns PI.

E: Returns E.

Symbol Data

+: Adds 2 numbers.

-: Subtracts 2 numbers.

*: Multiplies 2 numbers.

/: Divides 2 numbers.

^: Returns A to the power of B.

sqrt: Returns the square root of the first number.

average: Returns the average of 2 numbers using (A+B)/2.