The total length of the No. 9 bus station is 8 kilometers, and the distance between two adjacent stations is 1 kilometer. How many stop signs are there in total?
九路公共汽车站行驶线路全长8千米，每相邻两站间的距离是1千米，一共有多少个站牌．
<gadget id="calculator">8 / 1</gadget>
<output>8</output>

<gadget id="calculator">8 + 1</gadget>
<output>9</output>

<result>9</result>