500 weekly pay period RIGHT. Gross pay $500.00 Federal income tax $60.43 Social Security $21.00 Medicare $7.25 Net pay (take home) $411.32 http://www.suburbancomputer.com/tips_cal... This easy to use payroll calculator will help you determine your take home pay.ross pay $500.00 Federal income tax $60.43 Social Security $21.00 Medicare $7.25 Net pay (take home) $411.32 http://www.suburbancomputer.com/tips_cal... This easy to use payroll calculator will help you determine your take home pay.