GSTcalc can calculate the Australian 10% Goods and Services Tax component.

GSTcalc can calculate the Australian 10% Goods and Services Tax component both forwards and backwards. Enter the raw price and the GST component and final tax inclusive price will be calculated. Enter the tax inclusive price and the raw price plus GST component will be calculated. This Reverse Process is useful to small business?who wish to calculate the GST component of purchases for tax credit claims.