There are 29 rows of pear trees in the orchard, and each row has 128 trees. How many pear trees are there in this orchard?
果园里种了29排梨树，每排有128棵，这个果园里共有多少棵梨树？
<gadget id="calculator">128 * 29</gadget>
<output>3_712</output>

<result>3_712</result>