There are a total of 2400 three kinds of fruit trees planted in the East Village Orchard, of which pear trees account for 1/3 of the total, and apple trees account for the other two kinds of fruit trees (1/5). How many pear trees and apple trees are there in total?
东村果园种了三种果树共2400棵，其中梨树棵数占总数的(1/3)，苹果树占其他两种果树的(1/5)，梨树和苹果树共有多少棵．
<gadget id="calculator">5 + 1</gadget>
<output>6</output>

<gadget id="calculator">1 / 6</gadget>
<output>1/6 = around 0.166667</output>

<gadget id="calculator">1 / 3</gadget>
<output>1/3 = around 0.333333</output>

<gadget id="calculator">(1/6) + (1/3)</gadget>
<output>1/2 = around 0.5</output>

<gadget id="calculator">2_400 * (1/2)</gadget>
<output>1_200</output>

<result>1_200</result>