Two cars leave at the same time from two places 150 kilometers apart. Car A travels 32 kilometers per hour, and car B travels 34 kilometers per hour. After 2.5 hours, how many kilometers are the distance between the two cars? (answer in two ways)
两车同时从相距150千米的两地相对开出，甲车每小时行32千米，乙车每小时行34千米．经过2.5小时，两车相距多少千米？(用两种方法解答)
<gadget id="calculator">32 * 2.5</gadget>
<output>80</output>

<gadget id="calculator">34 * 2.5</gadget>
<output>85</output>

<gadget id="calculator">85 - 150</gadget>
<output>-65</output>

<gadget id="calculator">80 + (-65)</gadget>
<output>15</output>

<result>15</result>