The scenario
A borrower enters home price, down payment, annual interest rate, and loan term to calculate a monthly mortgage payment. The flowchart validates inputs, derives the loan principal, applies the mortgage formula, and displays the payment and total interest.
What is in this drawing
Read the decisions behind it.
01
Validate all inputs and rate > 0 before proceeding
02
Compute loan principal as home price minus down payment
03
Convert annual rate and term to monthly values
04
Provide a sink terminal after displaying final results
Reuse this pattern for any financial calculator flowchart that requires input validation, derived values, formula application, and a clear final output state.
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