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Profit and GST Invoice Tool

Profit Margin Calculator

Calculate profit, margin, and markup using cost and selling price excluding GST. GST is shown separately because it is collected on behalf of the government and should not be treated as revenue or profit.

profit-margin-calculator

Input Details

Rs.
Rs.
%

Please enter valid non-negative cost, selling price, and GST rate values.

GST Note: Profit is calculated excluding GST. GST amount and invoice total are shown only for billing visibility.

Profit Breakdown

Profit

Rs. 3,000.00

Profit Margin

30.00%

Markup

42.86%

GST Amount

Rs. 1,800.00

Invoice Total

Rs. 11,800.00

Selling Price Composition

Selling Price: Rs. 10,000.00
Cost (70.0%) Profit (30.0%)

Calculation Logic

Profit = Selling Price - Cost Price

Profit Margin (%) = (Profit / Selling Price) x 100

Markup (%) = (Profit / Cost Price) x 100

GST Amount = Selling Price x GST Rate / 100

Invoice Total = Selling Price + GST Amount

Excludes GST

Profit uses tax-exclusive prices for cleaner business reporting.

Margin vs Markup

Margin compares profit to selling price, while markup compares profit to cost.

Invoice View

GST and invoice total help you see the customer-facing bill value.