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GST Calculator

Work out the GST portion of a price or add GST to a base amount. Choose a rate and whether your entered price includes tax.

Enter your values

Change any value and calculate to update the estimate.

Calculated in your browser. These values are not saved to a database.

Your result

Total including GST

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Enter your values, then select calculate.

About this gst calculator

Work out the GST portion of a price or add GST to a base amount. Choose a rate and whether your entered price includes tax. The calculation runs on this device; the values you enter are not uploaded or stored by NeoITWorks.

This calculator applies the rate you select to the amount you enter. It is a general arithmetic aid, not tax or accounting advice. Confirm applicable rates and tax treatment for your transaction.