There are 38 pear trees in the orchard, 23 more peach trees than pear trees, and twice as many apple trees as the total number of pear trees and peach trees. How many apple trees are there?
果园里有38棵梨树，桃树比梨树多23棵，苹果树的棵数等于梨树和桃树总棵树的2倍．有苹果树多少棵？
<gadget id="calculator">38 + 23 + 38</gadget>
<output>99</output>

<gadget id="calculator">99 * 2</gadget>
<output>198</output>

<result>198</result>