Financial

GST Calculator

Calculate GST amount and GST-inclusive or GST-exclusive prices.

Calculator
Currency
GST PRICE

Calculate GST-inclusive or exclusive price

Choose whether the entered amount includes GST, then enter the GST rate.

YOUR RESULT
HOW IT WORKS

About This Calculator

GST-inclusive pricing means the entered amount already contains GST. GST-exclusive pricing adds GST to the entered base price.

Formula & Notes

Inclusive: base = total ÷ (1 + rate/100); GST = total − base. Exclusive: GST = base × rate/100; total = base + GST.

Results are estimates for general informational use and should not be treated as medical, financial, or professional advice where applicable.