Calculation: (16.4+15.4*(5+(3/7)))*20%
计算：(16.4+15.4*(5+(3/7)))*20%
<gadget id="calculator">3 / 7</gadget>
<output>3/7 = around 0.428571</output>

<gadget id="calculator">5 + (3/7)</gadget>
<output>38/7 = around 5.428571</output>

<gadget id="calculator">15.4 * (38/7)</gadget>
<output>83.6</output>

<gadget id="calculator">16.4 + 83.6</gadget>
<output>100</output>

<gadget id="calculator">20 / 100</gadget>
<output>1/5 = around 0.2</output>

<gadget id="calculator">100 * (1/5)</gadget>
<output>20</output>

<result>20</result>