Last year's house price in a community was 7,500 yuan per square meter, and this year's house price is 8,700 yuan per square meter. How much did house prices go up?
某小区去年的房价是每平方米7500元，今年的房价是每平方米8700元．房价上涨了百分之几？
<gadget id="calculator">8_700 - 7_500</gadget>
<output>1_200</output>

<gadget id="calculator">1_200 / 7_500</gadget>
<output>4/25 = around 0.16</output>

<result>4/25 = around 0.16</result>