77.777*222.22+22.222*333.33-3.3333*4444.4=how many.
77.777*222.22+22.222*333.33-3.3333*4444.4=多少．
<gadget id="calculator">77.777 * 222.22</gadget>
<output>17_283.60494</output>

<gadget id="calculator">22.222 * 333.33</gadget>
<output>7_407.25926</output>

<gadget id="calculator">3.3333 * 4_444.4</gadget>
<output>14_814.51852</output>

<gadget id="calculator">7_407.25926 - 14_814.51852</gadget>
<output>-7_407.25926</output>

<gadget id="calculator">17_283.60494 + (-7_407.25926)</gadget>
<output>9_876.34568</output>

<result>9_876.34568</result>