There are 560 pear trees in the orchard, 7 times the number of peach trees. How many fruit trees are there in the orchard?
果园里有梨树560棵，是桃树的棵数7倍，果园里有多少棵果树？
<gadget id="calculator">560 / 7</gadget>
<output>80</output>

<gadget id="calculator">80 + 560</gadget>
<output>640</output>

<result>640</result>