Calculation: 17.25-(4.25+6.8)
计算：17.25-(4.25+6.8)
<gadget id="calculator">4.25 + 6.8</gadget>
<output>11.05</output>

<gadget id="calculator">17.25 - 11.05</gadget>
<output>6.2</output>

<result>6.2</result>