GST Calculator

Add GST to a price or take it out.

10 thousand
Amount including GST
₹11,800.00
Amount before GST
₹10,000.00
Total GST
₹1,800.00
CGST
₹900.00
SGST
₹900.00
IGST
₹0.00
  • Amount before GST ₹10,000 (84.7%)
  • Total GST ₹1,800 (15.3%)

Add GST to a price or take it out. Enter your details below and the result appears instantly. The calculation runs in your browser and nothing is stored.

How it is calculated

Adding GST: GST = amount x rate / 100
Removing GST: base amount = amount x 100 / (100 + rate)
Within a state GST is split equally into CGST and SGST.

Frequently asked questions

How does the GST Calculator work?

A fixed mathematical formula is applied to the numbers you enter. The formula is explained further down the page.

Is the result exact?

The result is an estimate. The actual amount can differ because of the institution's rules, charges and rate changes.

Is my information stored anywhere?

No. The calculation runs in your browser and the numbers you enter are not saved on our server.