Put 20 grams of sugar into 60 grams of water, what is the sugar content of the sugar water?
把20克糖放入60克水中，糖水的含糖率是多少．
<gadget id="calculator">20 + 60</gadget>
<output>80</output>

<gadget id="calculator">20 / 80</gadget>
<output>1/4 = around 0.25</output>

<gadget id="calculator">100 / 100</gadget>
<output>1</output>

<gadget id="calculator">(1/4) * 1</gadget>
<output>1/4 = around 0.25</output>

<result>1/4 = around 0.25</result>