Guangming Farm produces 300 tons of citrus this year, which is 1/5 more than last year. How many tons is this year's increase compared to last year?
光明农场今年产柑桔300吨，比去年增产(1/5)，今年比去年增产多少吨．
<gadget id="calculator">1 / 5</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">300 / (6/5)</gadget>
<output>250</output>

<gadget id="calculator">300 - 250</gadget>
<output>50</output>

<result>50</result>