Xiaodong reads a 144-page story book, read the whole book on the first day (7/12), and read the first day's story on the second day (2/3). How many pages did Xiaodong read in two days?
小东看一本144页的故事书，第一天看了全书的(7/12)，第二天看了第一天的(2/3)．小东两天一共看了多少页？
<gadget id="calculator">7 / 12</gadget>
<output>7/12 = around 0.583333</output>

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

<gadget id="calculator">(7/12) * (2/3)</gadget>
<output>7/18 = around 0.388889</output>

<gadget id="calculator">(7/12) + (7/18)</gadget>
<output>35/36 = around 0.972222</output>

<gadget id="calculator">144 * (35/36)</gadget>
<output>140</output>

<result>140</result>