Master Li processed 408 parts at 4.8, and Master Wang processed 540 of the same parts at 6. Who can process faster? How much is the average hourly difference?
李师傅4.8时加工408个零件，王师傅6时加工相同的零件540个．谁加工得快？平均每时相差多少个？
<gadget id="calculator">540 / 6</gadget>
<output>90</output>

<gadget id="calculator">408 / 4.8</gadget>
<output>85</output>

<gadget id="calculator">90 - 85</gadget>
<output>5</output>

<result>5</result>