65+130-13*14=how much.
65+130-13*14=多少．
<gadget id="calculator">13 * 14</gadget>
<output>182</output>

<gadget id="calculator">130 - 182</gadget>
<output>-52</output>

<gadget id="calculator">65 + (-52)</gadget>
<output>13</output>

<result>13</result>