8.12+14.57*39+6.45=
8.12+14.57*39+6.45=
<gadget id="calculator">14.57 * 39</gadget>
<output>568.23</output>

<gadget id="calculator">8.12 + 568.23 + 6.45</gadget>
<output>582.8</output>

<result>582.8</result>