There is a batch of rice in the grain depot, half of the total is shipped out for the first time, more than 2 tons, and the remaining half and 6 tons are shipped out for the second time, leaving 4 tons left. Ask how many tons of rice there are in the grain depot.
粮库内有一批大米，第一次运出总数的一半多2吨，第二次运出剩下的一半又6吨，还剩下4吨．问粮库里原有大米多少吨．
<gadget id="calculator">1 / 2</gadget>
<output>1/2 = around 0.5</output>

<gadget id="calculator">2 * (1/2)</gadget>
<output>1</output>

<gadget id="calculator">4 - 1</gadget>
<output>3</output>

<gadget id="calculator">2 + 6 + 3</gadget>
<output>11</output>

<gadget id="calculator">(1/2) * (1/2)</gadget>
<output>1/4 = around 0.25</output>

<gadget id="calculator">(1/4) - (1/2) - (1/2)</gadget>
<output>-3/4 = around -0.75</output>

<gadget id="calculator">1 + (-3/4)</gadget>
<output>1/4 = around 0.25</output>

<gadget id="calculator">11 / (1/4)</gadget>
<output>44</output>

<result>44</result>