There are 120 apple trees in the orchard, which is 20% more than the number of pear trees. How many apple trees and pear trees are there?
果园里有苹果树120棵，比梨树的棵树多20%．苹果树和梨树共有多少棵？
<gadget id="calculator">20 / 100</gadget>
<output>1/5 = around 0.2</output>

<gadget id="calculator">1 + (1/5)</gadget>
<output>6/5 = around 1.2</output>

<gadget id="calculator">120 / (6/5)</gadget>
<output>100</output>

<gadget id="calculator">100 + 120</gadget>
<output>220</output>

<result>220</result>