Master Wang processes a batch of parts, 85 per hour, and works 8 hours a day. Master Li can process 700 parts per day. How much more can Master Li process than Master Wang every day?
王师傅加工一批零件，每小时加工85个，一天工作8小时，李师傅每天可以加工700个零件，问李师傅每天比王师傅多加工多少个？
<gadget id="calculator">85 * 8</gadget>
<output>680</output>

<gadget id="calculator">700 - 680</gadget>
<output>20</output>

<result>20</result>