There are 520 chairs, which are shipped out in 5 times. How many pieces are shipped on average? What if it is divided into 8 times?
有520把椅子，分5次运完．平均每次运多少把？如果分8次运呢？
<gadget id="calculator">520 / 8</gadget>
<output>65</output>

<result>65</result>