A 3-meter-long ribbon is distributed to 4 children on average. The average amount of ((())/(())) for each person is how many meters is it, which is 3 meters ((())/( ())), is 1 meter ((())/(())).
一根3米长的彩带，平均分给4个小朋友，平均每人分这根彩带的((())/(()))，是多少米，是3米的((())/(()))，是1米的((())/(()))．
<gadget id="calculator">1 / 4 / 3</gadget>
<output>1/12 = around 0.083333</output>

<gadget id="calculator">3 * (1/12)</gadget>
<output>1/4 = around 0.25</output>

<gadget id="calculator">1 / (1/4) / 1</gadget>
<output>4</output>

<gadget id="calculator">3 / 4</gadget>
<output>3/4 = around 0.75</output>

<result>3/4 = around 0.75</result>