There are 150 bags of rice in the grain store, which are sold on the first day (2/5), and sold on the second day (2/3). How many bags are left?
粮店有150袋大米，第一天卖出(2/5)，第二天卖出第一天的(2/3)．还剩下多少袋？
<gadget id="calculator">2 / 5</gadget>
<output>2/5 = around 0.4</output>

<gadget id="calculator">2 / 3</gadget>
<output>2/3 = around 0.666667</output>

<gadget id="calculator">(2/5) * (2/3)</gadget>
<output>4/15 = around 0.266667</output>

<gadget id="calculator">1 - (2/5) - (4/15)</gadget>
<output>1/3 = around 0.333333</output>

<gadget id="calculator">150 * (1/3)</gadget>
<output>50</output>

<result>50</result>