There are 120 peach trees in the orchard, and the number of orange trees is 15 times that of peach trees. How many trees are there in total?
果园里有桃树120棵，桔子树的棵数是桃树的15倍，两种树一共有多少棵？
<gadget id="calculator">120 * 15</gadget>
<output>1_800</output>

<gadget id="calculator">1_800 + 120</gadget>
<output>1_920</output>

<result>1_920</result>