There are 172 peach trees in the orchard, and 12 fewer pear trees than twice as many peach trees. How many pear trees are there in the orchard?
果园里桃树有172棵，梨树比桃树的2倍少12棵，果园里梨树有多少棵？
<gadget id="calculator">172 * 2</gadget>
<output>344</output>

<gadget id="calculator">344 - 12</gadget>
<output>332</output>

<result>332</result>