Use a truck to transport fertilizer. If 80 bags are shipped each time, how many times does it take to ship 640 bags of fertilizer?
用一辆卡车运化肥．如果每次运80袋，640袋化肥需要几次运完？
<gadget id="calculator">640 / 80</gadget>
<output>8</output>

<result>8</result>