A township afforested 12 hectares last year, 2 hectares more than planned. How many percent more than planned?
一个乡去年造林12公顷，比计划多造林2公顷．比计划多造了百分之几？
<gadget id="calculator">12 - 2</gadget>
<output>10</output>

<gadget id="calculator">2 / 10</gadget>
<output>1/5 = around 0.2</output>

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