Xiao Ming reads a 630-page book. On the first day, he reads (1/3) of the whole book, on the second day he reads 31 pages, and on the third day he starts from the page number.
小明看一本630页的书，第一天看了全书的(1/3)，第二天看了31页，第三天从第多少页看起．
<gadget id="calculator">1 / 3</gadget>
<output>1/3 = around 0.333333</output>

<gadget id="calculator">630 * (1/3)</gadget>
<output>210</output>

<gadget id="calculator">210 + 31 + 1</gadget>
<output>242</output>

<result>242</result>