Xiaohong bought 4 notebooks and 1 photo album for 48 yuan, and 1 photo album for 24 yuan. How much is each notebook?
小红买了4本笔记本和1本影集共用去48元，1本影集24元，每本笔记本多少元？
<gadget id="calculator">48 - 24</gadget>
<output>24</output>

<gadget id="calculator">24 / 4</gadget>
<output>6</output>

<result>6</result>