There are 106 peach trees in the orchard, and there are 4 times as many pear trees as peach trees. How many pear trees are there?
果园里有桃树106棵，梨树是桃树的4倍．梨树有多少棵？
<gadget id="calculator">106 * 4</gadget>
<output>424</output>

<result>424</result>