Xiao Ming typed a manuscript, completed (3/8) of the manuscript on the first day, and finished the rest (2/5) on the second day, leaving 54 pages. How many pages is this manuscript in total?
小明打一份稿件，第一天完成这份稿件的(3/8)，第二天完成剩下的(2/5)，还剩下54页，这份稿件一共多少页？
<gadget id="calculator">3 / 8</gadget>
<output>3/8 = around 0.375</output>

<gadget id="calculator">1 - (3/8)</gadget>
<output>5/8 = around 0.625</output>

<gadget id="calculator">2 / 5</gadget>
<output>2/5 = around 0.4</output>

<gadget id="calculator">(5/8) * (2/5)</gadget>
<output>1/4 = around 0.25</output>

<gadget id="calculator">1 - (3/8) - (1/4)</gadget>
<output>3/8 = around 0.375</output>

<gadget id="calculator">54 / (3/8)</gadget>
<output>144</output>

<result>144</result>