You actually end up adding. Since a negative number is less than zero, subtrating negative numbers is really adding positive numbers.
An example:
9 - (-7) = 9 + 7 =16.
Chat with our AI personalities
to subtract an integer, add its opposite or additive inverse.
Subtract the number you first thought of.
what's 8+15=
Adding two numbers with different signs means subtracting the two absolute integers (without sign) and vice versa.
You subtract the smaller from the larger.