There is a batch of goods in the warehouse, 12 tons have been transported away, and the remaining goods are more (1/4) than the goods transported, how many tons are left?
仓库有一批货物，运走了12吨，剩下的货物比运走的多(1/4)，剩下多少吨？
<gadget id="calculator">1 / 4</gadget>
<output>1/4 = around 0.25</output>

<gadget id="calculator">1 + (1/4)</gadget>
<output>5/4 = around 1.25</output>

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

<result>15</result>