Lao Wang drove from place A to place B, which is 1320 kilometers away, and drove for 13 hours. At this time, he was still 228 kilometers away from place B. Ask Lao Wang for his driving speed.
老王开车从甲地前往相距1320千米外的乙地，行了13小时，这时距离乙地还有228千米，求老王开车的速度．
<gadget id="calculator">1_320 - 228</gadget>
<output>1_092</output>

<gadget id="calculator">1_092 / 13</gadget>
<output>84</output>

<result>84</result>