My family produced 180 kilograms of walnuts last year, and this year it has increased by 20% compared to last year. How many kilograms of walnuts will it produce this year?
我家去年核桃产量180千克，今年比去年增产二成，今年产核桃多少千克．
<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">180 * (6/5)</gadget>
<output>216</output>

<result>216</result>