There are 38 apple trees planted in an orchard, and the number of pear trees is 12 times that of apple trees. How many pear trees are planted in this orchard?
一个果园里栽了38棵苹果树，梨树的棵数是苹果树的12倍．这个果园一共栽了多少棵梨树？
<gadget id="calculator">38 * 12</gadget>
<output>456</output>

<result>456</result>