There are 458 litchi trees in the orchard, and there are 69 more longan trees than litchi trees. How many longan trees are there?
果园里有荔枝树458棵，龙眼树比荔枝树多69棵，龙眼树有多少棵？
<gadget id="calculator">458 + 69</gadget>
<output>527</output>

<result>527</result>