The area of Xiaowei’s study is 9 square meters, and exactly 18 bricks are used. What is the area of each brick?
小伟家书房的面积是9平方米，正好用了18块砖，那么每块砖的面积是多少？
<gadget id="calculator">9 / 18</gadget>
<output>1/2 = around 0.5</output>

<result>1/2 = around 0.5</result>