How do I add GST to an amount?

Choose 'Add GST', enter the base amount and rate. GST = amount x rate, and the total is amount + GST.

How do I remove GST from an inclusive price?

Choose 'Remove GST'. Base = total / (1 + rate), and GST is the difference between the total and the base.

Add or remove GST and see the tax breakup instantly. Free online GST calculator for 3%, 5%, 12%, 18% and 28% slabs.

Amount (₹)GST rate

Base amount₹1,000

GST (18%)₹180

Total amount₹1,180

How do I add GST to an amount?: Choose 'Add GST', enter the base amount and rate. GST = amount x rate, and the total is amount + GST.
How do I remove GST from an inclusive price?: Choose 'Remove GST'. Base = total / (1 + rate), and GST is the difference between the total and the base.