APR estimate · monthly cash flows
APR estimate · monthly cash flows: use loan principal, nominal annual interest rate, number of monthly payments. Review the formula, worked example and calculation steps.
Inputs
Use the units shown—
Enter your values and select Calculate.
Formula & explanation
Net advance = principal − fees; effective annual rate = (1+r_monthly)¹²−1
Variables & units
- Loan principal
- currency · minimum 0.01, maximum 1000000000000
- Nominal annual interest rate
- % · minimum 0, maximum 100
- Number of monthly payments
- months · minimum 1, maximum 600
- Upfront fees withheld
- currency · minimum 0, maximum 1000000000000
Worked example
With no fees and 0% interest the effective annual rate is 0%.
Assumptions
An effective-rate cash-flow estimate, not the regulated APR disclosed under any country’s lending rules. Assumes equally spaced monthly payments.
Formula version 1.0.0. JavaScript floating-point arithmetic applies. Results display up to 6 decimal places; stored values retain available precision. Use the units shown.
Practice with an example
Use the default input values to find the answer. The reset icon restores those values.
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