Free Vendor Discount Effective Rate of Interest Calculator - Calculates the effective rate of interest earned from a vendor discount for a prepayment of a balance within a certain amount of days for a percentage discount

This calculator has 3 inputs.

This calculator has 3 inputs.

Discount %/(100 - Discount %) * 360/(Balance Due Days - Discount Period Days)

For more math formulas, check out our Formula Dossier

For more math formulas, check out our Formula Dossier

- discount
- the amount by which the market price of a bond is lower than its principal amount due at maturity
- interest rate
- the proportion of a loan that is charged as interest to the borrower or proportion of principal credit given to a depositor
- vendor discount
- Discount percentage paid within m days, else the full price is due in n days