I bought 180 yuan of school supplies to donate to the students in the hope class, bought a schoolbag for 48 yuan, and bought 22 diaries for the rest. How much is each diary?
买了180元的学习用品捐赠给希望班的学生，买一只书包48元，剩下的买22本日记本，每本日记本多少元？
<gadget id="calculator">180 - 48</gadget>
<output>132</output>

<gadget id="calculator">132 / 22</gadget>
<output>6</output>

<result>6</result>