GST calculator, with the split.

Add GST to a price, or take it out of a price that already includes it. See the CGST and SGST split for a sale in your state, or IGST for a sale to another state.

GST working

Price before GST, within the state

Taxable value
₹1,000.00
CGST @ 9%
₹90.00
SGST / UTGST @ 9%
₹90.00
Total₹1,180.00

Rupees One Thousand One Hundred Eighty Only

The amount is
GST rate
Sale is

Rounded to paise. Check the rate for your item's HSN or SAC code; this tool does the arithmetic, not the classification.

FAQ

GST maths, explained.

  • How do I add GST to a price?

    Multiply the price before tax by the rate. For ₹1,000 at 18%, GST is ₹180 and the total is ₹1,180.

    Kownt X help desk · replies same dayAsk a person →

Let the bill do the maths.

Kownt X prints GST invoices with the right split on every bill, and keeps your GSTR-1 data ready.
Open a sample shop