There are 428 peach trees in the orchard, and there are 180 fewer pear trees than peach trees. How many trees are there in the orchard?
果园里有428棵桃树，梨树比桃树少180棵，果园里一共有多少棵树？
<gadget id="calculator">428 - 180</gadget>
<output>248</output>

<gadget id="calculator">248 + 428</gadget>
<output>676</output>

<result>676</result>