Calculation: 9+17+25+...+177=how much.
计算：9+17+25+…+177=多少．
<gadget id="calculator">9 + 177</gadget>
<output>186</output>

<gadget id="calculator">177 - 9</gadget>
<output>168</output>

<gadget id="calculator">168 / 8</gadget>
<output>21</output>

<gadget id="calculator">21 + 1</gadget>
<output>22</output>

<gadget id="calculator">22 / 2</gadget>
<output>11</output>

<gadget id="calculator">186 * 11</gadget>
<output>2_046</output>

<result>2_046</result>