The TV factory assembles a batch of TVs and plans to complete them in 25 days. If 35 more TVs are installed every day, 60 TVs can be completed in 24 days. Find out how many units were originally planned to be assembled per day.
电视机厂装配一批电视机，计划25天完成，如每天多装35台，24天能超额完成60台．求原计划每天装配多少台．
<gadget id="calculator">35 * 24</gadget>
<output>840</output>

<gadget id="calculator">840 - 60</gadget>
<output>780</output>

<gadget id="calculator">25 - 24</gadget>
<output>1</output>

<gadget id="calculator">780 / 1</gadget>
<output>780</output>

<result>780</result>