Question

​(a) The additive inverse of negative two thirds

is
nothing.
​(b) The absolute value of negative two thirds
is
nothing.

Answer 1

a) The answer to the question is 2/3

b) the answer to the question is 2/3

Answer 2

(a) The additive inverse is found by changing the sign.

The additive inverse of -2/3 is 2/3.

(b) The absolute value is found by making the sign positive.

The absolute value of -2/3 is 2/3.