Last year's cotton output was 500,000 tons, and this year's output will increase by 10%. How many tons will this year's cotton output be?
去年棉花产量为50万吨，今年增产一成，今年的棉花产量为多少万吨
<gadget id="calculator">10 / 100</gadget>
<output>1/10 = around 0.1</output>

<gadget id="calculator">1 + (1/10)</gadget>
<output>11/10 = around 1.1</output>

<gadget id="calculator">50 * (11/10)</gadget>
<output>55</output>

<result>55</result>