Xiaoyong deposited 500 yuan in current savings in the bank on June 1 this year, with a monthly interest rate of 0.12%. After three months, how much can he withdraw the principal and interest in total?
小勇今年6月1日在银行存了活期储蓄500元，月利率是0.12%，存满三个月时，可以取出本金和利息一共多少元？
<gadget id="calculator">0.12 / 100</gadget>
<output>0.0012</output>

<gadget id="calculator">500 * 0.0012 * 3</gadget>
<output>1.8</output>

<gadget id="calculator">500 + 1.8</gadget>
<output>501.8</output>

<result>501.8</result>