The first workshop originally planned to produce 3,360 parts in 48 hours, but actually produced 75 parts per hour, how many more parts per hour than the original plan?
第一车间原计划用48小时生产3360个零件，实际每小时生产75个，比原计划每小时多生产多少个？
<gadget id="calculator">3_360 / 48</gadget>
<output>70</output>

<gadget id="calculator">75 - 70</gadget>
<output>5</output>

<result>5</result>