A free sales tax calculator can save you the trouble of pondering over complex sums and figures. The software makes everything easy, simple and fun. The user interface is compact and easy to comprehend. The figures are neatly displayed thus making it easy for the user to identify them. The functions and operations are also clear and legible and this should make the process far much easier. The process of how to calculate sales tax is quite simple. You need basic arithmetic knowledge to accomplish this and not degrees or any other in-depth studies and qualifications. Example Good x is said to cost $125, a person can know the true cost of god X if they are give the sales tax. Let's say that the sales tax rate is 8%. You can be able to know how much you pay in terms of sales tax for good x. you just input the figures and it will give you $135 which is the total amount that the person will spend on good x. You should note that the calculator is able to get to this figure by either adding or subtracting a pre-set percentage from the stated amount. The pre-set percentage in this case should be 8% while the stated amount will be $125. The user should be adding the pre-set percentage to this amount. The latest free sales tax calculator is ideal for people who are always on the move. You can use it on your laptop to identify the prices of different items in various cities and towns that you visit. You can also set up between different tax setups to make your work easier. The software loads really fast so there won't be any time wasted. It also shuts downs quickly and uses very little system resources. The In-built memory functions will help you store data that you can use in the future.