Divide 3 cakes equally among 5 children, how much is 1 cake for each person
把3块饼平均分给5个小朋友，每人分得的是1块饼的多少
<gadget id="calculator">1 / 5</gadget>
<output>1/5 = around 0.2</output>

<gadget id="calculator">3 * (1/5)</gadget>
<output>3/5 = around 0.6</output>

<result>3/5 = around 0.6</result>