In a subtraction formula, the sum of the minuend, the subtrahend, and the difference is 12, and the subtrahend is 4.8. What is the difference?
在一道减法算式中，被减数、减数、差的和是12，减数是4.8，差是多少
<gadget id="calculator">12 / 2</gadget>
<output>6</output>

<gadget id="calculator">6 - 4.8</gadget>
<output>1.2</output>

<result>1.2</result>