At National Bank we are committed to helping you achieve financial security. Therefore you can always count on your family here at National Bank to help you make wise financial decisions.  Our loan and savings calculators are designed to give you an estimate of the amount of money that must be allocated on a monthly basis to repay a loan or to save funds for the future. These calculators are intended to be used for estimation purposes only. The actual monthly payment in the case of a loan can vary slightly.