(2/8) of a rectangular paper is painted red, (5/8) is painted blue, and the rest is painted green, what percentage of the whole paper is the green part?
一张长方形纸的(2/8)涂红色，(5/8)涂蓝色，剩下的涂成绿色，绿色的部分占整张纸的几分之几？
<gadget id="calculator">2 / 8</gadget>
<output>1/4 = around 0.25</output>

<gadget id="calculator">5 / 8</gadget>
<output>5/8 = around 0.625</output>

<gadget id="calculator">1 - (1/4) - (5/8)</gadget>
<output>1/8 = around 0.125</output>

<result>1/8 = around 0.125</result>