The new semester school issued new books. Distributed to 24 classes, 145 copies per class, 40 more copies. How many new books did the school buy?
新学期学校发新书．发给24个班级，每班145本，还多40本．学校买来几本新书？
<gadget id="calculator">145 * 24</gadget>
<output>3_480</output>

<gadget id="calculator">3_480 + 40</gadget>
<output>3_520</output>

<result>3_520</result>