There are 200 boxes of Wanglaoji in Jiajiale Supermarket. They sold (2/5) of the total on the first day and (1/4) of the total on the second day. How many boxes are left?
家家乐超市共有200箱王老吉，第一天卖出总数的(2/5)，第二天卖出总数的(1/4)，还剩多少箱？
<gadget id="calculator">2 / 5</gadget>
<output>2/5 = around 0.4</output>

<gadget id="calculator">1 / 4</gadget>
<output>1/4 = around 0.25</output>

<gadget id="calculator">1 - (2/5) - (1/4)</gadget>
<output>7/20 = around 0.35</output>

<gadget id="calculator">200 * (7/20)</gadget>
<output>70</output>

<result>70</result>