A story book has 120 pages. Xiao Ming reads (5/8) of the whole book on the first day, and the rest (2/5) on the second day. On the third day, he should start from the page number.
一本故事书120页，小明第一天读了全书的(5/8)，第二天读了余下的(2/5)，第三天应从第多少页读起．
<gadget id="calculator">5 / 8</gadget>
<output>5/8 = around 0.625</output>

<gadget id="calculator">120 * (5/8)</gadget>
<output>75</output>

<gadget id="calculator">1 - (5/8)</gadget>
<output>3/8 = around 0.375</output>

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

<gadget id="calculator">120 * (3/8) * (2/5)</gadget>
<output>18</output>

<gadget id="calculator">75 + 18 + 1</gadget>
<output>94</output>

<result>94</result>