The output of a certain orchard last year increased by 20% compared with the previous year, and this year increased by 10% compared with last year. What is the total increase in the two years?
某果园去年产量比前年增产20%，今年比去年增产10%，两年共增产多少．
<gadget id="calculator">20 / 100</gadget>
<output>1/5 = around 0.2</output>

<gadget id="calculator">1 + (1/5)</gadget>
<output>6/5 = around 1.2</output>

<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">(6/5) * (11/10)</gadget>
<output>33/25 = around 1.32</output>

<gadget id="calculator">(33/25) - 1</gadget>
<output>8/25 = around 0.32</output>

<result>8/25 = around 0.32</result>