There are 810 story books in the library. There are 4 classes in the fourth grade. After each class borrows 55 books, the rest will be distributed to 5 classes in the sixth grade on average. How many story books can each class get on average?
图书室里有810本故事书，四年级4个班，每班借55本后，剩下的平均分给六年级5个班，平均每班可以得到多少本故事书？
<gadget id="calculator">55 * 4</gadget>
<output>220</output>

<gadget id="calculator">810 - 220</gadget>
<output>590</output>

<gadget id="calculator">590 / 5</gadget>
<output>118</output>

<result>118</result>