Subtract 12 − (−8).
To subtract -8 from 12, we change the signs of both numbers and then add them.
12 - (-8) is the same as 12 + 8.
So the answer is 20.
To subtract 12 − (−8), follow these steps:
Step 1: Rewrite the expression as an addition by changing the signs:
12 + 8.
Step 2: Add the numbers:
12 + 8 = 20.
So, 12 − (−8) = 20.