There are 400 peach trees in the orchard, which is 1/4 more than pear trees. How many peach trees and pear trees are there in the orchard?
果园里种有桃树有400棵，比梨树多(1/4)，果园所种的桃树和梨树一共有多少棵？
<gadget id="calculator">1 / 4</gadget>
<output>1/4 = around 0.25</output>

<gadget id="calculator">1 + (1/4)</gadget>
<output>5/4 = around 1.25</output>

<gadget id="calculator">400 / (5/4)</gadget>
<output>320</output>

<gadget id="calculator">320 + 400</gadget>
<output>720</output>

<result>720</result>