9.8*18+81*9.9+9.9.
9.8*18+81*9.9+9.9．
<gadget id="calculator">9.8 * 18</gadget>
<output>176.4</output>

<gadget id="calculator">81 * 9.9</gadget>
<output>801.9</output>

<gadget id="calculator">176.4 + 801.9 + 9.9</gadget>
<output>988.2</output>

<result>988.2</result>