There are 25 boys and 23 girls in Class 51. What percentage of the total number of boys is the number of boys?
五1班有男生25人，女生23人，男生人数是全班人数的几分之几？
<gadget id="calculator">25 + 23</gadget>
<output>48</output>

<gadget id="calculator">25 / 48</gadget>
<output>25/48 = around 0.520833</output>

<result>25/48 = around 0.520833</result>