Put 15 grams of sugar in 85 grams of water, what is the sugar content of this sugar water?
把15克的糖放在85克的水中，这种糖水的含糖率是多少．
<gadget id="calculator">15 + 85</gadget>
<output>100</output>

<gadget id="calculator">15 / 100</gadget>
<output>3/20 = around 0.15</output>

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

<gadget id="calculator">(3/20) * 1</gadget>
<output>3/20 = around 0.15</output>

<result>3/20 = around 0.15</result>