There is a batch of rice to be transported to the disaster area, and it took 6 trucks to transport the total (3/5), and how many trucks are left.
有一批大米要运往灾区，运了6车才运走总数的(3/5)，剩下的还要运多少车．
<gadget id="calculator">3 / 5</gadget>
<output>3/5 = around 0.6</output>

<gadget id="calculator">1 - (3/5)</gadget>
<output>2/5 = around 0.4</output>

<gadget id="calculator">(3/5) / 6</gadget>
<output>1/10 = around 0.1</output>

<gadget id="calculator">(2/5) / (1/10)</gadget>
<output>4</output>

<result>4</result>