((7/8)+(1/4))*16.
((7/8)+(1/4))*16．
<gadget id="calculator">7 / 8</gadget>
<output>7/8 = around 0.875</output>

<gadget id="calculator">1 / 4</gadget>
<output>1/4 = around 0.25</output>

<gadget id="calculator">(7/8) + (1/4)</gadget>
<output>9/8 = around 1.125</output>

<gadget id="calculator">(9/8) * 16</gadget>
<output>18</output>

<result>18</result>