Mix 10 grams of sugar and 90 grams of water to make sugar water. What is the sugar content of this sugar water?
用10克糖、90克水混合成糖水，这种糖水的含糖率是多少
<gadget id="calculator">10 + 90</gadget>
<output>100</output>

<gadget id="calculator">10 / 100</gadget>
<output>1/10 = around 0.1</output>

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

<gadget id="calculator">(1/10) * 1</gadget>
<output>1/10 = around 0.1</output>

<result>1/10 = around 0.1</result>