In a book, Xiaoli read 45 pages, and there are 15 pages left, how many pages are left?
一本书，小莉看了45页，还剩15页没看完，还剩多少
<gadget id="calculator">15 + 45</gadget>
<output>60</output>

<gadget id="calculator">15 / 60</gadget>
<output>1/4 = around 0.25</output>

<result>1/4 = around 0.25</result>