27.679-30.701+5.701+0.321.
27.679-30.701+5.701+0.321．
<gadget id="calculator">27.679 - 30.701</gadget>
<output>-3.022</output>

<gadget id="calculator">(-3.022) + 5.701 + 0.321</gadget>
<output>3</output>

<result>3</result>