125*(10+8)-3690/205/9-1001/13/7.
125*(10+8)-3690/205/9-1001/13/7．
<gadget id="calculator">10 + 8</gadget>
<output>18</output>

<gadget id="calculator">125 * 18</gadget>
<output>2_250</output>

<gadget id="calculator">3_690 / 205 / 9</gadget>
<output>2</output>

<gadget id="calculator">1_001 / 13 / 7</gadget>
<output>11</output>

<gadget id="calculator">2_250 - 2 - 11</gadget>
<output>2_237</output>

<result>2_237</result>