A fraction whose fractional unit is (1/4), if (1/12) is used as the fractional unit, the number of fractional units increases by 6. What is the original score.
一个分数，它的分数单位是(1/4)，如果改以(1/12)作分数单位，则分数单位的个数比原来增加了6个．这个分数原来是多少．
<gadget id="calculator">3 - 1</gadget>
<output>2</output>

<gadget id="calculator">6 / 2 / 4</gadget>
<output>3/4 = around 0.75</output>

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