GST / Sales Tax Calculator
GST / Sales Tax Calculator adds tax to a net price or extracts the tax from a gross price at any rate, showing the net amount, tax amount and total.
Última atualização: July 2026
Add or remove GST / sales tax from a price at any rate, and see the net, tax and gross amounts. Free, instant calculator.
Como usar GST / Sales Tax Calculator
- Enter an amount and tax rate.
- Choose to add or remove tax.
- Read the net, tax and gross figures.
Perguntas frequentes
Can it remove tax from a gross price?
Yes — “remove” mode back-calculates the original net price and the tax included.
Does it work for VAT too?
Yes, it works for any percentage-based tax: GST, VAT or sales tax.
Is it free?
Yes, free and instant.
calculadoras relacionadas
Calculadora de idade
Calcule a idade exata em anos, meses e dias a partir da data de nascimento — e quanto falta para o próximo aniversário. Grátis.
Calculadora de porcentagem
Calcule porcentagens de todas as formas: X% de um valor, variação percentual, proporções e mais. Grátis, instantânea, no navegador.
BMI Calculator
Calculate your Body Mass Index (BMI) in metric or imperial units and see your weight category instantly. Free and private.
Loan / EMI Calculator
Calculate your monthly loan EMI, total interest and total payment from the loan amount, interest rate and tenure. Free and instant.