Calculation: 1*2*3+2*3*4+3*4*5+...+8*9*10.
计算：1*2*3+2*3*4+3*4*5+…+8*9*10．
<gadget id="calculator">9 + 1</gadget>
<output>10</output>

<gadget id="calculator">10 / 2</gadget>
<output>5</output>

<gadget id="calculator">9 * 5</gadget>
<output>45</output>

<gadget id="calculator">45 ** 2</gadget>
<output>2_025</output>

<gadget id="calculator">1 + 9</gadget>
<output>10</output>

<gadget id="calculator">9 / 2</gadget>
<output>9/2 = around 4.5</output>

<gadget id="calculator">10 * (9/2)</gadget>
<output>45</output>

<gadget id="calculator">2_025 - 45</gadget>
<output>1_980</output>

<result>1_980</result>