3 - -4
The answer is 7.
Explanation: Subtracting a negative number is the same as adding the positive version of that number. So, 3 - (-4) is the same as 3 + 4 which equals 7.
Explanation: Subtracting a negative number is the same as adding the positive version of that number. So, 3 - (-4) is the same as 3 + 4 which equals 7.