additive inverses
What is the additive inverse of the number 5?
The additive inverse of 5 is -5.
If you have the number -7, what do you need to add to it to get a sum of 0?
You need to add 7 (the additive inverse of -7) to get a sum of 0
Calculate the sum of -8 and its opposite.
The opposite of -8 is 8. So, when you add them together: -8 + 8 = 0.
True or False: The sum of a number and its additive inverse can be a positive number
False. The sum of a number and its additive inverse is always zero, not a positive number.
Explain why the sum of a number and its opposite is always zero.
A number and its opposite (or additive inverse) are defined such that when they are added together, they cancel each other out.