1994 ten 199.4 ten ten 19.94 ten 1.994 = how much.
1994十199.4十19.94十1.994=多少．
<gadget id="calculator">1_000 + 100 + 10 + 1</gadget>
<output>1_111</output>

<gadget id="calculator">1.994 * 1_111</gadget>
<output>2_215.334</output>

<result>2_215.334</result>