Vocab
Adding Same sign integers
Add the numbers and keep the sign.
Adding different sign integers
Subtract the numbers and keep the sign of the higher number
Subtracting integers
19 + (-15)
4
-5 + 8 - (-15)
18
How to solve this problem?
-5 - (-16)
keep -5 change subtraction to addition and switch -16 to a positive and solve. Ans = 11
-16+18+ (-17)
-15
How to solve this?
-16 + (-6)
Add the numbers and keep the sign. Ans = -22