Xiao Ming reads a 270-page book. He read the whole book (4/15) on the first day and the rest (4/9) on the second day. How many pages did he read in total in these two days?
小明读一本270页的书，第一天读了全书的(4/15)，第二天读了余下的(4/9)，他这两天一共读了多少页书？
<gadget id="calculator">4 / 15</gadget>
<output>4/15 = around 0.266667</output>

<gadget id="calculator">1 - (4/15)</gadget>
<output>11/15 = around 0.733333</output>

<gadget id="calculator">4 / 9</gadget>
<output>4/9 = around 0.444444</output>

<gadget id="calculator">(11/15) * (4/9)</gadget>
<output>44/135 = around 0.325926</output>

<gadget id="calculator">(4/15) + (44/135)</gadget>
<output>16/27 = around 0.592593</output>

<gadget id="calculator">270 * (16/27)</gadget>
<output>160</output>

<result>160</result>