+   Adds two operands   A + B gives 30

-   Subtracts second operand from the first A - B gives -10

*   Multiplies both operands    A * B gives 200

/   Divides the numerator by the denominator.   B / A gives 2

%   Modulus operator; gives the remainder after an integer division.    B % A gives 0

++  Increment operator. It increases the integer value by one.  A++ gives 11

--  Decrement operator. It decreases the integer value by one.  A-- gives 9