Guangming Primary School is going to distribute exercise books to 23 classes, each class has 125 copies, and another 175 copies need to be kept as spares. How many exercise books does Guangming Primary School need to prepare?
光明小学准备给23个班发练习本，每班125本，另外还需要留175本作为备用，光明小学需要准备多少本练习本？
<gadget id="calculator">2_875 + 125</gadget>
<output>3_000</output>

<result>3_000</result>