2222*0.29+6666*0.09+3333*0.04=how much.
2222*0.29+6666*0.09+3333*0.04=多少．
<gadget id="calculator">2_222 * 0.29</gadget>
<output>644.38</output>

<gadget id="calculator">6_666 * 0.09</gadget>
<output>599.94</output>

<gadget id="calculator">3_333 * 0.04</gadget>
<output>133.32</output>

<gadget id="calculator">644.38 + 599.94 + 133.32</gadget>
<output>1_377.64</output>

<result>1_377.64</result>