The fifth and sixth grade students participated in tree planting activities, the fifth grade students planted 200 trees, and the ratio of fifth and sixth graders planted trees was 2:3. How many trees will the sixth grade students plant?
五、六年级同学参加植树活动，五年级同学植树200课，五年级和六年级植树棵树的比是2：3，．六年级同学植树多少棵？
<gadget id="calculator">2 / 3</gadget>
<output>2/3 = around 0.666667</output>

<gadget id="calculator">200 / (2/3)</gadget>
<output>300</output>

<result>300</result>