8795-4998+2994-3002-2008．
8795-4998+2994-3002-2008．
<gadget id="calculator">8_795 - 4_998</gadget>
<output>3_797</output>

<gadget id="calculator">2_994 - 3_002 - 2_008</gadget>
<output>-2_016</output>

<gadget id="calculator">3_797 + (-2_016)</gadget>
<output>1_781</output>

<result>1_781</result>