576-161*8/7．
576-161*8/7．
<gadget id="calculator">8 / 7</gadget>
<output>8/7 = around 1.142857</output>

<gadget id="calculator">161 * (8/7)</gadget>
<output>184</output>

<gadget id="calculator">576 - 184</gadget>
<output>392</output>

<result>392</result>