Understanding Additive Inverses

What is the main characteristic of two numbers that are additive inverses?

• They are both positive.

• Their product is zero.

• Their sum is zero.

• They are both negative.

If a person moves -3/2 units from their house to a shop, what is the additive inverse of this movement?

• -3/2

• 1

• 3/2

• 0

What is the additive inverse of -1 whole 2/3?

• 1 whole 2/3

• -5/3

• 5/3

• -1 whole 2/3

Which of the following is the additive inverse of 2/3?

• -2/3

• 2/3

• 0

• 1

How can -6/4 be simplified to find its additive inverse?

• -3/2

• 3/2

• -1/2

• 1/2