Xiaoyun folded some paper cranes with a 10-meter-long ribbon, and each paper crane used a (5/7) meter ribbon. She gave 6 of the paper cranes to the kindergarten children, how many paper cranes are left?
小云用长10米的彩带折了一些纸鹤，每只纸鹤用(5/7)米的彩带．她把其中的6只纸鹤送给了幼儿园小朋友，还剩几只纸鹤？
<gadget id="calculator">5 / 7</gadget>
<output>5/7 = around 0.714286</output>

<gadget id="calculator">10 / (5/7)</gadget>
<output>14</output>

<gadget id="calculator">14 - 6</gadget>
<output>8</output>

<result>8</result>