Answer: So you subtract -5/4 - (-5/4) = -5/4 + 5/4 = 0
Step-by-step explanation: That’s pretty simple. Imagine you have a number y, and you need to find a number x such that y - x = 0. As you can see, number x equals y. In your case, you would have to substract -5/4 to make it zero.