Lele wants to type a 320-word article. Lele's typing speed is 45 words per minute. After 5 minutes of typing, how many words are left in this article?
乐乐要打一篇320字的文章，乐乐的打字速度是每分钟45个，打了5分钟后，这篇文章还剩多少字没打？
<gadget id="calculator">45 * 5</gadget>
<output>225</output>

<gadget id="calculator">320 - 225</gadget>
<output>95</output>

<result>95</result>