The orchard has 23 rows of apple trees with 25 trees in each row and 17 rows of pear trees with 25 trees in each row. How many apple and pear trees are there?
果园有苹果树23行，每行25棵；梨树17行，每行25棵．一共有苹果树和梨树多少棵？
<gadget id="calculator">23 * 25</gadget>
<output>575</output>

<gadget id="calculator">17 * 25</gadget>
<output>425</output>

<gadget id="calculator">575 + 425</gadget>
<output>1_000</output>

<result>1_000</result>