On Arbor Day, the sixth graders planted 60 more trees than the third graders, and the third graders planted 3/5 more trees than the sixth graders (3/5). How many trees did the sixth graders plant in total?
植树节里，六年级同学比三年级同学多植树60棵，三年级同学植的棵数是六年级的(3/5)，六年级同学共植了多少棵？
<gadget id="calculator">3 / 5</gadget>
<output>3/5 = around 0.6</output>

<gadget id="calculator">1 - (3/5)</gadget>
<output>2/5 = around 0.4</output>

<gadget id="calculator">60 / (2/5)</gadget>
<output>150</output>

<result>150</result>