Negative 1 minus negative 1
Understand the Problem
The question is asking us to perform a mathematical operation, specifically subtraction involving negative numbers. We need to determine the result of subtracting negative one from negative one.
Answer
0
Answer for screen readers
The final answer is 0
Steps to Solve
-
Rewrite subtraction as addition
When subtracting a negative number, it is equivalent to adding the positive of that number. So, we rewrite the given problem $-1 - (-1)$ as $-1 + 1$.
- Perform the addition operation
Now, add the two numbers: $-1 + 1$. Since adding $1$ to $-1$ results in $0$, the answer is $0$.
The final answer is 0
More Information
When you subtract a negative number, it becomes an addition problem. This can simplify the problem and help avoid mistakes.
Tips
A common mistake is forgetting to change the subtraction of a negative number to an addition problem.
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