There are 180 apple trees in the orchard, and there are more pear trees than apple trees (2/9). How many pear trees are there?
果园里有苹果树180棵，梨树比苹果树多(2/9)．梨树有多少棵？
<gadget id="calculator">2 / 9</gadget>
<output>2/9 = around 0.222222</output>

<gadget id="calculator">1 + (2/9)</gadget>
<output>11/9 = around 1.222222</output>

<gadget id="calculator">180 * (11/9)</gadget>
<output>220</output>

<result>220</result>