Tax & Discounts
Invoice Discount Calculator
Apply a percentage or fixed discount to an invoice, then tax, and see the effective discount.
Result
Discount amount
$100.00
Effective discount
10%
Subtotal after discount
$900.00
Total tax
$0.00
Total
$900.00
How it's calculated
The discount comes off the subtotal (a fixed discount can't exceed it), then tax is applied to the discounted subtotal. The effective discount shows a fixed discount as a percentage.