Calculation: 1/100+2/100+3/100+...+100/100=how much.
计算：1/100+2/100+3/100+…+100/100=多少．
<gadget id="calculator">100 / 100</gadget>
<output>1</output>

<gadget id="calculator">1 * 50</gadget>
<output>50</output>

<gadget id="calculator">50 + 0.5</gadget>
<output>50.5</output>

<result>50.5</result>