Xiaofang has 45 stamps, and Xiaohua has fewer stamps than Xiaofang (1/5). How many stamps does Xiaohua have less than Xiaofang?
小芳有45张邮票，小华的邮票张数比小芳少(1/5)．小华比小芳少多少张邮票？
<gadget id="calculator">1 / 5</gadget>
<output>1/5 = around 0.2</output>

<gadget id="calculator">45 * (1/5)</gadget>
<output>9</output>

<result>9</result>