Question

describe and correct the error in finding the difference shown
-4 - (-5)=-4+(-(-5)) =14+5 =-1

Answer 1

- 4 - (-5) =
- 4 + (-(-5)) =
<<< -4 + (+5) = >>>
14+5 =
<<< there is no 14; I think you read - 4 as 14>>>
<<< - 4 + 5 = >>>
-1
<<<< should be 1 >>> --> -4 + 5 = 1
1

So the work goes like this:

- 4 - (-5) =

- 4 + (-(-5)) =

-4 + (+5) =

-4 +5 =

+1