A flower company cultivates a batch of pans, and after selling 800 pots, 20% are left. How many pots are there in total?
花卉公司培育一批蝴蝶花，卖出800盆后，还剩下20%，这批蝴蝶花一共有多少盆？
<gadget id="calculator">20 / 100</gadget>
<output>1/5 = around 0.2</output>

<gadget id="calculator">1 - (1/5)</gadget>
<output>4/5 = around 0.8</output>

<gadget id="calculator">800 / (4/5)</gadget>
<output>1_000</output>

<result>1_000</result>