Calculate 9997+997+97+7= how much
计算9997+997+97+7=多少
<gadget id="calculator">3 * 4</gadget>
<output>12</output>

<gadget id="calculator">10 - 12</gadget>
<output>-2</output>

<gadget id="calculator">10_000 + 1_000 + 100 + (-2)</gadget>
<output>11_098</output>

<result>11_098</result>