Simple interest: refers to the calculation of interest and compound interest according to the fixed principal: refers to the calculation of interest for the principal for the second time after the interest is generated in the first period, including the principal and the interest generated for the first time. Compound interest is also called rolling interest. 1, the principal is 1 ten thousand, if the annual interest rate is 5%, the term is 1 year, there is no difference. 2. The principal is 65,438,000 yuan. If the annual interest rate is 5% and the term is 12 (1), the simple interest calculation is: principal and interest = principal 100000+ interest 100. 000× annual interest rate 5%× 12 = 160000 (2) Compound interest calculation: principal and interest = principal100000× (1+5%)12 =/kloc-0. ! !

Satisfied, please adopt.