Calculation: 19*0.125+281*(1/8)+12.5=how much.
计算：19*0.125+281*(1/8)+12.5=多少．
<gadget id="calculator">19 * 0.125</gadget>
<output>2.375</output>

<gadget id="calculator">1 / 8</gadget>
<output>1/8 = around 0.125</output>

<gadget id="calculator">281 * (1/8)</gadget>
<output>281/8 = around 35.125</output>

<gadget id="calculator">2.375 + (281/8) + 12.5</gadget>
<output>50</output>

<result>50</result>