A woodpecker can eat 596 pests per day, and a frog can eat 608 pests in 8 days. How many more pests can a woodpecker eat per day than a frog?
啄木鸟每天能吃596只害虫，青蛙8天吃608只害虫，啄木鸟比青蛙每天多吃多少只害虫？
<gadget id="calculator">608 / 8</gadget>
<output>76</output>

<gadget id="calculator">596 - 76</gadget>
<output>520</output>

<result>520</result>