111+222+333+444+555+667*5=how many.
111+222+333+444+555+667*5=多少．
<gadget id="calculator">667 * 5</gadget>
<output>3_335</output>

<gadget id="calculator">111 + 222 + 333 + 444 + 555 + 3_335</gadget>
<output>5_000</output>

<result>5_000</result>