certain factory originally planned to produce 64 tents per day and complete the production tasks in 12 days. However, due to the urgent use of earthquake relief in the disaster-stricken area, it must be completed 4 days in advance. How many more tents are produced per day than the original plan?
某厂原计划每天生产64顶帐篷，12天完成这批生产任务，但由于支援灾区抗震急用，必须提前4天完成，每天比原计划多生产多少顶帐篷？
<gadget id="calculator">12 - 4</gadget>
<output>8</output>

<gadget id="calculator">12 / 8</gadget>
<output>3/2 = around 1.5</output>

<gadget id="calculator">64 * (3/2)</gadget>
<output>96</output>

<gadget id="calculator">96 - 64</gadget>
<output>32</output>

<result>32</result>