Put 5 grams of pesticide into 100 grams of water, how much is the medicine in the potion
把5克农药放入100克水中，药占药水的多少
<gadget id="calculator">100 + 5</gadget>
<output>105</output>

<gadget id="calculator">5 / 105</gadget>
<output>1/21 = around 0.047619</output>

<result>1/21 = around 0.047619</result>