A batch of goods was transported twice, the first transported (1/3) and 12 tons, and the second transported 20 tons. How many tons is this shipment in total?
一批货物分两次运完，第一次运了(1/3)又12吨，第二次运了20吨．这批货物共有多少吨？
<gadget id="calculator">12 + 20</gadget>
<output>32</output>

<gadget id="calculator">1 / 3</gadget>
<output>1/3 = around 0.333333</output>

<gadget id="calculator">1 - (1/3)</gadget>
<output>2/3 = around 0.666667</output>

<gadget id="calculator">32 / (2/3)</gadget>
<output>48</output>

<result>48</result>