A rope is 15 meters long, if 6 meters are cut off, what fraction of the total length is left?
一条绳子长15米，剪去6米，剩下的是全长的几分之几？
<gadget id="calculator">15 - 6</gadget>
<output>9</output>

<gadget id="calculator">9 / 15</gadget>
<output>3/5 = around 0.6</output>

<result>3/5 = around 0.6</result>