KMyMoney either calculates the new interest rate or the amount for principal and interest. If you know the amount for principal and interest then enter it here. If KMyMoney should calculate this value for you, then leave the field blank.
KMyMoney pode calcular a nova taxa de xuro ou o importe de principal e xuros. Se coñece a cantidade de principal e xuros introdúzaa aquí. Se KMyMoney debe calcular este valor, déixeo en branco.