Master Li can process 180 parts in 4 hours. According to this calculation, how many parts will be processed in total after 5 hours of processing?
李师傅4小时可加工180个零件．照这样计算，再加工5小时，一共加工多少个零件？
<gadget id="calculator">180 / 4</gadget>
<output>45</output>

<gadget id="calculator">4 + 5</gadget>
<output>9</output>

<gadget id="calculator">45 * 9</gadget>
<output>405</output>

<result>405</result>