Xiaolan read an average of 15 pages a day from February 26 to March 26, 2008. How many pages did Xiaolan read in total these days?
小兰从2008年2月26日到3月26日，平均每天看15页书，这些天小兰一共看了多少页？
<gadget id="calculator">29 - 26</gadget>
<output>3</output>

<gadget id="calculator">3 + 1 + 26</gadget>
<output>30</output>

<gadget id="calculator">15 * 30</gadget>
<output>450</output>

<result>450</result>