There were originally 40 students in the sixth grade, and 2 new students were transferred after the school started. How much has the number of the sixth grade increased compared to the original one?
六年级原有40名同学，开学后新转来2名同学，六年级现在的人数比原来增加了多少．
<gadget id="calculator">2 / 40</gadget>
<output>1/20 = around 0.05</output>

<result>1/20 = around 0.05</result>