Xinhua Bookstore brought in a new batch of literature and art books, sold 138 copies on the first day, and sold less (1/6) on the second day than the first day. How many copies were sold in two days?
新华书店新运进一批文艺书，第一天卖出138本，第二天比第一天少卖出(1/6)．两天一共卖出多少本？
<gadget id="calculator">1 / 6</gadget>
<output>1/6 = around 0.166667</output>

<gadget id="calculator">1 - (1/6)</gadget>
<output>5/6 = around 0.833333</output>

<gadget id="calculator">138 * (5/6)</gadget>
<output>115</output>

<gadget id="calculator">115 + 138</gadget>
<output>253</output>

<result>253</result>