The sum of the minuend and the subtrahend is 11.06, and the sum of the minuend and the difference is 15.19. What is the subtrahend?
被减数与减数的和是11.06，被减数与差的和是15.19，减数是多少．
<gadget id="calculator">11.6 + 15.19</gadget>
<output>26.79</output>

<gadget id="calculator">26.79 / 3</gadget>
<output>8.93</output>

<gadget id="calculator">11.6 - 8.93</gadget>
<output>2.67</output>

<result>2.67</result>