A large glass of milk can fill 5 small glasses of milk, and a small glass of milk is equal to a large glass of milk ((())/(())).
一大杯牛奶能倒满5小杯牛奶，一小杯牛奶是一大杯牛奶的((())/(()))．
<gadget id="calculator">1 / 5</gadget>
<output>1/5 = around 0.2</output>

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