Grandma Wang deposits 2,000 yuan in the bank with a deposit period of 5 years and an annual interest rate of 5.50%. When she withdraws at maturity, grandma Wang can get back the total amount of principal and interest.
王奶奶把2000元存入银行，存期5年，年利率5.50%，到期支取时，王奶奶一共可以取回本金和利息共多少元．
<gadget id="calculator">5.5 / 100</gadget>
<output>0.055</output>

<gadget id="calculator">2_000 * 0.055 * 5</gadget>
<output>550</output>

<gadget id="calculator">2_000 + 550</gadget>
<output>2_550</output>

<result>2_550</result>