Subtract
-28 - (-33)= -61
Nope.
When you subtract a negative number, the sign becomes positive.
http://www.google.com/#q=-28+-+(-33)%3D
-28-33?
-28 - (-33)= 5
-28-33 = -61
To subtract -28 from -33, you can rewrite the expression by changing the subtraction of a negative number to addition. This can be done by applying the rule that states "subtracting a negative is the same as adding a positive."
So, -28 - (-33) becomes -28 + 33.
Then, you can add the two numbers together:
-28 + 33 = 5.
Therefore, -28 - (-33) = 5.