After mixing 210 grams of sugar water with a sugar content of 65% and 290 grams of sugar water with a sugar content of 45%, what percentage is the sugar content of the new sugar water obtained?
把含糖量为65%的糖水210克和含糖量为45%的糖水290克混合后，得到的新糖水的含糖率为百分之几？
<gadget id="calculator">65 / 100</gadget>
<output>13/20 = around 0.65</output>

<gadget id="calculator">210 * (13/20)</gadget>
<output>273/2 = around 136.5</output>

<gadget id="calculator">45 / 100</gadget>
<output>9/20 = around 0.45</output>

<gadget id="calculator">290 * (9/20)</gadget>
<output>261/2 = around 130.5</output>

<gadget id="calculator">(273/2) + (261/2)</gadget>
<output>267</output>

<gadget id="calculator">210 + 290</gadget>
<output>500</output>

<gadget id="calculator">267 / 500</gadget>
<output>267/500 = around 0.534</output>

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

<gadget id="calculator">(267/500) * 1</gadget>
<output>267/500 = around 0.534</output>

<result>267/500 = around 0.534</result>