A number (except 0) is multiplied by (1/5), and the number is reduced to the original number
一个数(0除外)乘以(1/5)，这个数就缩小为原来的多少
<gadget id="calculator">1 / 5</gadget>
<output>1/5 = around 0.2</output>

<result>1/5 = around 0.2</result>