There are 8 identical cakes, 5 of which are distributed equally among 7 boys, and the other 3 are distributed equally between 5 girls. Compared with a boy and a girl, who gets more cake? How much?
有8块完全相同的蛋糕，其中5块平均分给7个男生，另外3块平均分给5个女生，一个男生和一个女生相比，谁分得的蛋糕多？多多少？
<gadget id="calculator">5 / 7</gadget>
<output>5/7 = around 0.714286</output>

<gadget id="calculator">3 / 5</gadget>
<output>3/5 = around 0.6</output>

<gadget id="calculator">(5/7) - (3/5)</gadget>
<output>4/35 = around 0.114286</output>

<result>4/35 = around 0.114286</result>