Because of Bob
There are four calculators offered on the Nationwide Mortgage Calculator site. The calculators offered are the Rent vs. Buy calculator, a mortgage refinance calculator, a fixed mortgage calculator, and adjustable mortgage calculator.
A website called Mini Web Tool has a long list of financial calculators online. They have mortgage calculators, auto loan calculator, calculate interest calculators, credit card calculator, ROI calculators, profit to sales ratio calculator, and many more. They have calculators for almost every need.
A calculator with a small solar panel on it that charges the calculator
I recommend http://www.money-zine.com/Calculators/Retirement-Calculators/CSRS-Retirement-Calculator/ as a brilliant calculator for working out your retirement amount.
graphing calculators only. TI-83 and TI-84 calculators.
Assuming you mean car depriciation, you can find a calculator here: http://www.money-zine.com/Calculators/Auto-Loan-Calculators/Car-Depreciation-Calculator/
freedieting.com has a selection of weight loss calculators including calorie calculators, weight gain and weight loss calculators along with a Body mass indicator calculator.
A virtual calculator can be implemented using VHDL. We call it VHDL calculator.
Calculator industies 8025 makes a conversion calculator.
Most of the time, a calculator can be good.
The abacus, a calculator before calculators.
Annual Percentage Rate calculators can be found online at http://www.money-zine.com/Calculators/Loan-Calculators/Loan-APR-Calculator/. You could also try going to your local bank branch.