0.9999*0.7+0.1111*2.7=how much.
0.9999*0.7+0.1111*2.7=多少．
<gadget id="calculator">0.9999 * 0.7</gadget>
<output>0.69993</output>

<gadget id="calculator">0.1111 * 2.7</gadget>
<output>0.29997</output>

<gadget id="calculator">0.69993 + 0.29997</gadget>
<output>0.9999</output>

<result>0.9999</result>