To calculate sales tax, you'll need to know the pre-tax price of the item and the applicable sales tax rate. The sales tax rate may vary depending on the location, so it's important to check what the rate is for the specific area.
There are many online sales tax calculators available that can help you calculate the sales tax for your purchase. Some popular ones include:
TaxJar - a free online sales tax calculator that allows you to calculate the sales tax for any US state and city.
Avalara - another free online sales tax calculator that provides tax rates for all US states and Canadian provinces.
TaxCloud - a free sales tax calculation service that also provides sales tax compliance services for businesses.
TurboTax - a popular tax preparation software that includes a sales tax calculator feature.
H&R Block - another tax preparation software that includes a sales tax calculator feature.
These online tools make it easy to calculate the sales tax on your purchase, helping you to make informed purchasing decisions and avoid any surprises at the checkout.