One of the primary methods for calculating sales prices is the margin of profit. This approach involves determining the desired profit margin and adding it to the total cost of production. By ...

The sales tax you pay depends on the state where you made your purchase. Use our free sales tax calculator below to estimate your sales tax.

Knowing how to calculate sales tax is important, especially if you're saving up for a large purchase. To calculate sales tax, multiply the total cost of the product by the sales tax rate levied in ...