4.27*8.3+4.27*1.9-0.427*2.
4.27*8.3+4.27*1.9-0.427*2．
<gadget id="calculator">4.27 * 8.3</gadget>
<output>35.441</output>

<gadget id="calculator">4.27 * 1.9</gadget>
<output>8.113</output>

<gadget id="calculator">0.427 * 2</gadget>
<output>0.854</output>

<gadget id="calculator">8.113 - 0.854</gadget>
<output>7.259</output>

<gadget id="calculator">35.441 + 7.259</gadget>
<output>42.7</output>

<result>42.7</result>