Calculation: 1.87-(1/4)=how much.
计算：1.87-(1/4)=多少．
<gadget id="calculator">1 / 4</gadget>
<output>1/4 = around 0.25</output>

<gadget id="calculator">1.87 - (1/4)</gadget>
<output>1.62</output>

<result>1.62</result>