Calculation: 2009*0.23+34*20.09+4.3*200.9=how much.
计算：2009*0.23+34*20.09+4.3*200.9=多少．
<gadget id="calculator">2_009 * 0.23</gadget>
<output>462.07</output>

<gadget id="calculator">34 * 20.09</gadget>
<output>683.06</output>

<gadget id="calculator">4.3 * 200.9</gadget>
<output>863.87</output>

<gadget id="calculator">462.07 + 683.06 + 863.87</gadget>
<output>2_009</output>

<result>2_009</result>