There are 50 students in a certain class, and 2 new students are transferred. How much has the existing number increased compared to the original one?
某班有50人，新转来2名同学，现有人数比原来增加了多少．
<gadget id="calculator">2 / 50</gadget>
<output>1/25 = around 0.04</output>

<result>1/25 = around 0.04</result>