Answer: The opposite of 2.5 is -2.5.
Step-by-step explanation:
Hi, to answer this question we have to understand what is the opposite number of a number.
The opposite number of a certain number is the same number but in the negative form (if the original number is a positive number ).
In this case, the opposite of 2.5 is -2.5.
Feel free to ask for more if it´s necessary or if you did not understand something.
