There are 9 tons of flour in the grain store, which have been sold (5/12), how many tons have been sold?
粮店有9吨面粉，已经卖出了(5/12)，已经卖出多少吨？
<gadget id="calculator">5 / 12</gadget>
<output>5/12 = around 0.416667</output>

<gadget id="calculator">9 * (5/12)</gadget>
<output>15/4 = around 3.75</output>

<result>15/4 = around 3.75</result>