Calculation: (1+(19/105))+(1+(19/105)*2)+(1+(19/105)*3)+…+(1+(19/105)*20)
计算：(1+(19/105))+(1+(19/105)*2)+(1+(19/105)*3)+…+(1+(19/105)*20)
<gadget id="calculator">1 + 20</gadget>
<output>21</output>

<gadget id="calculator">19 / 105</gadget>
<output>19/105 = around 0.180952</output>

<gadget id="calculator">21 * 20 * (19/105)</gadget>
<output>76</output>

<gadget id="calculator">20 + 76</gadget>
<output>96</output>

<result>96</result>