Team A and Team B jointly built a canal with a length of (5/6) kilometers. Team A built (1/6) of the full length. Team B built a canal longer than Team A by what fraction of the full length?
甲乙两队合修一条长(5/6)千米的水渠，甲队修了全长的(1/6)，乙队比甲队多修了全长的几分之几？
<gadget id="calculator">1 / 6</gadget>
<output>1/6 = around 0.166667</output>

<gadget id="calculator">1 - (1/6) - (1/6)</gadget>
<output>2/3 = around 0.666667</output>

<result>2/3 = around 0.666667</result>