Calculation: (3/2)+(3/4)+(3/8)+(3/16)+…
计算：(3/2)+(3/4)+(3/8)+(3/16)+…
<gadget id="calculator">3 / 2</gadget>
<output>3/2 = around 1.5</output>

<gadget id="calculator">3 / 4</gadget>
<output>3/4 = around 0.75</output>

<gadget id="calculator">3 / 8</gadget>
<output>3/8 = around 0.375</output>

<gadget id="calculator">3 / 16</gadget>
<output>3/16 = around 0.1875</output>

<gadget id="calculator">(3/2) + (3/4) + (3/8) + (3/16)</gadget>
<output>45/16 = around 2.8125</output>

<result>45/16 = around 2.8125</result>