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Online GST calculator

If the amount includes GST, extract the GST using this calculator

Example:
Let's say you have an invoice for a total amount of $1,200 and you want to know how much of the invoice is GST. Enter $1,200 in the box on the left and click the calculate button. The GST amount will display in the GST Amt box.


If the amount excludes GST, add the GST using this calculator

Example:
Let's say you need to invoice a client $370.50 and you want to know how much GST to add to the invoice. Enter 370.50 in the box on the left and click the calculate button. The GST amount will display in the GST Amt box.


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