The code should be well commented with well thought out variable names. No globals, 2 space indents(no tabs!), standard best practices, and unit tests would be great although not required.
9 freelancers are bidding on average $21 for this job
hi, I can develop this calculator quickly. I will try to delivery the calculator as soon as possible. I will start working right now. Please see my profile and let me start with the job. Thanks Prakash