15+22+29+...+2003+2010=how much.
15+22+29+…+2003+2010=多少．
<gadget id="calculator">2_010 + 15</gadget>
<output>2_025</output>

<gadget id="calculator">2_010 - 15</gadget>
<output>1_995</output>

<gadget id="calculator">1_995 / 7</gadget>
<output>285</output>

<gadget id="calculator">285 + 1</gadget>
<output>286</output>

<gadget id="calculator">286 / 2</gadget>
<output>143</output>

<gadget id="calculator">2_025 * 143</gadget>
<output>289_575</output>

<result>289_575</result>