Xiaoqiao goes to the stationery store to buy 2 pencils and 6 exercise books, and pays 5 yuan in total. 0.7 yuan per pencil, how much is each exercise book?
小巧到文具店买2支铅笔和6本练习簿，共付5元．每支铅笔0.7元，每本练习薄多少元？
<gadget id="calculator">0.7 * 2</gadget>
<output>1.4</output>

<gadget id="calculator">5 - 1.4</gadget>
<output>3.6</output>

<gadget id="calculator">3.6 / 6</gadget>
<output>0.6</output>

<result>0.6</result>