Sales Tax Calculator: add (charge) or reverse calculate tax to listed selling prices or out of total final bill prices (with tax included)

Sales Tax Calculator: add (charge) the tax to listed before tax prices, calculate final tax inclusive purchase, formula and explanation

Charge 8.88% sales tax to the price of 650 dollars	Jul 17 00:15 UTC (GMT)
Charge 5.5% sales tax to the price of 72 dollars	Jul 17 00:15 UTC (GMT)
Charge 6.85% sales tax to the price of 127 dollars	Jul 17 00:15 UTC (GMT)
All Sales Tax charged prices

Reverse calculate 8.12% sales tax out of the final price of 4,008 dollars	Jul 17 00:15 UTC (GMT)
Reverse calculate 7.5% sales tax out of the final price of 3.99 dollars	Jul 17 00:15 UTC (GMT)
Reverse calculate 7.26% sales tax out of the final price of 504.29 dollars	Jul 17 00:14 UTC (GMT)
All sales taxes reverse calculated out of final prices