23*42+26*40=how much.
23*42+26*40=多少．
<gadget id="calculator">23 * 42</gadget>
<output>966</output>

<gadget id="calculator">26 * 40</gadget>
<output>1_040</output>

<gadget id="calculator">966 + 1_040</gadget>
<output>2_006</output>

<result>2_006</result>