Equation Solver
Enter an equation — its variables are detected automatically and shown as keys. Type a value and tap a variable to store it; tap a variable with the display empty to solve for it. Direct (symbolic) where possible, otherwise iterative.
No variables detected yet.
Payment schedule (amortization)
French amortization system (Spanish mortgage convention): the rate you enter is the nominal annual rate (TIN); the monthly rate is that ÷ 12.