Each story book is 3.45 yuan, and each popular science book is 4.36 yuan. The school bought a batch of new books. How much is the total cost of 10 "Story King" and 100 "Popular Science Stories"?
故事书每本3.45元，科普书每本4.36元，学校里购来一批新书，10本《故事王》和100本《科普故事》一共用了多少元？
<gadget id="calculator">3.45 * 10</gadget>
<output>34.5</output>

<gadget id="calculator">4.36 * 100</gadget>
<output>436</output>

<gadget id="calculator">34.5 + 436</gadget>
<output>470.5</output>

<result>470.5</result>