There are 35 science and technology books on the bookshelf, and the number of story books is four times that of science and technology books. How many more story books than science and technology books?
书架上有35本科技书，故事书的本数是科技书的4倍，故事书比科技书多多少本？
<gadget id="calculator">35 * 4</gadget>
<output>140</output>

<gadget id="calculator">140 - 35</gadget>
<output>105</output>

<result>105</result>