(248+406)*(606-549)
(248+406)*(606-549)
<gadget id="calculator">248 + 406</gadget>
<output>654</output>

<gadget id="calculator">606 - 549</gadget>
<output>57</output>

<gadget id="calculator">654 * 57</gadget>
<output>37_278</output>

<result>37_278</result>