A certain grain store sold 180 kg of flour last week, and sold more rice than flour (1/5). How many tons of rice did the grain store sell last week?
某粮店上周卖出面粉180千克，卖出的大米比面粉多(1/5)，粮店上周卖出大米多少吨？
<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">(6/5) / 1_000</gadget>
<output>3/2_500 = around 0.0012</output>

<gadget id="calculator">180 * (3/2_500)</gadget>
<output>27/125 = around 0.216</output>

<result>27/125 = around 0.216</result>