There are a total of 12 train tickets with consecutive numbers, and Wang Jun wants to get 3 tickets with consecutive numbers. How many different ways are there in total?
一共有12张连号的火车票，王军想拿3张连号的票，一共有多少种不同的拿法？
<gadget id="calculator">12 - 3</gadget>
<output>9</output>

<gadget id="calculator">9 + 1</gadget>
<output>10</output>

<result>10</result>