When adding two numbers, the error is subtraction. The result is 6.8, which is 14.8 less than the correct answer. What is the original larger number?
两个数相加，错为相减，结果是6.8，比正确答案少14.8，原来较大的数是多少．
<gadget id="calculator">6.8 + 14.8</gadget>
<output>21.6</output>

<gadget id="calculator">21.6 + 6.8</gadget>
<output>28.4</output>

<gadget id="calculator">28.4 / 2</gadget>
<output>14.2</output>

<result>14.2</result>