Jun Junjia saves 12 square meters of water in half a year. How much water is saved per month on average? what is the correct formula
军军家半年节约用水12方．平均每月节约用水多少方？正确的算式是多少
<gadget id="calculator">12 / 6</gadget>
<output>2</output>

<result>2</result>