Li Jiang bought 6 exercise books for a total of 4.26 yuan, and each pencil he bought was 0.6 yuan. How much less is each pencil than each exercise book?
李江买6本练习本一共用了4.26元，买的铅笔每支0.6元，每支铅笔比每本练习本少多少元？
<gadget id="calculator">4.26 / 6</gadget>
<output>0.71</output>

<gadget id="calculator">0.71 - 0.6</gadget>
<output>0.11</output>

<result>0.11</result>