When adding negative 3 and positive 8, we can think of it as moving 3 units to the left on the number line and then moving 8 units to the right. The net result is moving 5 units to the right. Therefore, negative 3 plus positive 8 is equal to positive 5.
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Well, darling, when you have a positive 8 and you subtract a negative 3, you're basically adding 3 to 8. So the answer is 11. Math doesn't have to be complicated, honey, just remember to keep those signs straight.
First add all the negative numbers. It -4+-3+-8 is -15. Now 3+9=12So we need to as 12 to -15 which is the same as 12-15 or -3.When you add negative numbers you can just add them like positives then place the negative sign in front of you answer. Adding a positive and a negative is like subtracting the negative one from the positive one. That is what I did.
Minus a negative means you can plus a positive so therefore the answer would be positive 8.
-8
The sum of 7 and -8 is -1.