Divide (6/7) meters of iron wire into 3 parts on average, how many meters is each part, and each part accounts for ((())/(())) of the total length.
把(6/7)米铁丝平均分成3份，每份长多少米，每份占全长的((())/(()))．
<gadget id="calculator">6 / 7</gadget>
<output>6/7 = around 0.857143</output>

<gadget id="calculator">(6/7) / 3</gadget>
<output>2/7 = around 0.285714</output>

<result>2/7 = around 0.285714</result>