Xiao Ming needs to read a storybook in 12 days, 18 pages a day for the first 5 days, and 2 pages a day for the next 7 days. How many pages does this book have?
一本故事书小明要12天看完，前5天每天看18页，后7天每天看2页，这本书共有多少页？
<gadget id="calculator">5 * 18</gadget>
<output>90</output>

<gadget id="calculator">7 * 2</gadget>
<output>14</output>

<gadget id="calculator">90 + 14</gadget>
<output>104</output>

<result>104</result>