(378+22*18)/9.
(378+22*18)/9．
<gadget id="calculator">22 * 18</gadget>
<output>396</output>

<gadget id="calculator">378 + 396</gadget>
<output>774</output>

<gadget id="calculator">774 / 9</gadget>
<output>86</output>

<result>86</result>