Solving equations. x-(1/4)x=(1/36).
解方程．x-(1/4)x=(1/36)．
<gadget id="calculator">1 / 36</gadget>
<output>1/36 = around 0.027778</output>

<gadget id="calculator">1 / 4</gadget>
<output>1/4 = around 0.25</output>

<gadget id="calculator">1 - (1/4)</gadget>
<output>3/4 = around 0.75</output>

<gadget id="calculator">(1/36) / (3/4)</gadget>
<output>1/27 = around 0.037037</output>

<result>1/27 = around 0.037037</result>