because the slave owners would make alot of money from farming.
The BA II PLUS, our most popular financial calculator for business professionals and students. Finance and science capabilities include: 1  Time-Value-of-Money calculations. 2  Amortization schedules.3  Cash-flow analysis, NPV and IRR.4  Depreciation with four different methodologies.he BA II PLUS, our most popular financial calculator for business professionals and students. Finance and science capabilities include: 1  Time-Value-of-Money calculations. 2  Amortization schedules.
Multiply the employeeâs gross pay by 7.65 percent. The result equals the employeeâs Social Security and Medicare tax deductions. Calculate the total amount of tax withheld from the employeeâs check. Divide the result by the employeeâs gross pay to determine the percentage of tax taken out of the paycheck. If you wish to perform a percentage calculation for all employees, calculate the taxes taken out of each employeeâs check individually and total the result. Calculate the total amount of gross wages you pay during the pay period and divide the total amount of taxes withheld by the result.