0.9999*11.3-0.1111*92.7=how much.
0.9999*11.3-0.1111*92.7=多少．
<gadget id="calculator">0.9999 * 11.3</gadget>
<output>11.29887</output>

<gadget id="calculator">0.1111 * 92.7</gadget>
<output>10.29897</output>

<gadget id="calculator">11.29887 - 10.29897</gadget>
<output>0.9999</output>

<result>0.9999</result>