Yangjia Village planted 40 hectares of forests last year, and 50 hectares of forests this year. How much more forests will be planted this year than last year?
杨家村去年造林40公顷，今年造林50公顷，今年比去年多造林百分之几？
<gadget id="calculator">50 - 40</gadget>
<output>10</output>

<gadget id="calculator">10 / 40</gadget>
<output>1/4 = around 0.25</output>

<result>1/4 = around 0.25</result>