Calculation: 1.999*370-19.99*6+1999*0.69.
计算：1.999*370-19.99*6+1999*0.69．
<gadget id="calculator">1_999 * 0.37</gadget>
<output>739.63</output>

<gadget id="calculator">1_999 * 0.06</gadget>
<output>119.94</output>

<gadget id="calculator">1_999 * 0.69</gadget>
<output>1_379.31</output>

<gadget id="calculator">739.63 + 119.94 + 1_379.31</gadget>
<output>2_238.88</output>

<result>2_238.88</result>