Uncle Zhou processed a total of 702 parts from 8 am to 11 am. How many parts are processed per hour on average?
周叔叔从上午8时到11时，一共加工了702个零件．平均每小时加工多少个零件？
<gadget id="calculator">11 - 8</gadget>
<output>3</output>

<gadget id="calculator">702 / 3</gadget>
<output>234</output>

<result>234</result>