The school carried out tree planting activities, planned to plant 500 trees, and actually planted 600 trees. What percentage exceeded?
学校开展植树活动，计划植树500棵，实际植树600棵，超出百分之几？
<gadget id="calculator">600 - 500</gadget>
<output>100</output>

<gadget id="calculator">100 / 500</gadget>
<output>1/5 = around 0.2</output>

<result>1/5 = around 0.2</result>