This calculator is used to evaluate arithmetic expressions which contains Brackets () , '+' , '-' , '*' , '/' operators
Input rules:
Division of any number by zero will result in Infinity so it should be avoided
Two operators together will result in wrong answer.Avoid this type of expression(1*-2).Write this instead(1*(-2)).
No. of opening brackets should always be equal to no. of closing brackets.((1+2)+3 is invalid expression
Avoid alphabets in the expression