In order to support the study of students in the disaster area, Yuhong Primary School launched a book donation activity. The fourth grade donated 120 books, and the fifth grade donated 60 more books than the fourth grade. How many times did the fifth grade donate books compared to the fourth grade?
为支援灾区的学生学习，育红小学开展了捐书活动．四年级捐了120本，五年级比四年级多捐60本，五年级捐书的本数是四年级的几倍？
<gadget id="calculator">120 + 60</gadget>
<output>180</output>

<gadget id="calculator">180 / 120</gadget>
<output>3/2 = around 1.5</output>

<result>3/2 = around 1.5</result>