What is the simple algorithm for 16.8-(6.8-3.5)
16.8-(6.8-3.5)的简便算法是多少
<gadget id="calculator">6.8 - 3.5</gadget>
<output>3.3</output>

<gadget id="calculator">16.8 - 3.3</gadget>
<output>13.5</output>

<result>13.5</result>