There were 927 bicycles in the bicycle supermarket 37 days ago. After selling 435 bicycles, they bought 287 bicycles from the bicycle factory. How many bicycles are there in this bicycle supermarket now?
自行车超市37天前共有927辆自行车，卖出了435辆后，又从自行车厂购买回287辆．这个自行车超市现在共有多少辆自行车？
<gadget id="calculator">927 - 435</gadget>
<output>492</output>

<gadget id="calculator">492 + 287</gadget>
<output>779</output>

<result>779</result>