Before the Spring Festival, Mingming’s mother has to send 2,000 yuan to grandma, and the post office charges a 1% handling fee, so at least how much yuan should Mingming’s mother bring with her before going out.
春节前，明明的妈妈要给奶奶寄2000元，邮局要收取1%的手续费，那么明明妈妈出门前至少要带上多少元钱．
<gadget id="calculator">1 / 100</gadget>
<output>1/100 = around 0.01</output>

<gadget id="calculator">2_000 * (1/100)</gadget>
<output>20</output>

<gadget id="calculator">20 + 2_000</gadget>
<output>2_020</output>

<result>2_020</result>