Question

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Answer 1

Answer:

Zero is the additive inverse of itself. The additive inverse of a is denoted by unary minus: −a (see the discussion below). For example, the additive inverse of 7 is −7, because 7 + (−7) = 0, and the additive inverse of −0.3 is 0.3, because −0.3 + 0.3 = 0 .

Step-by-step explanation:

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Answer 2

Answer:

0

Step-by-step explanation:

=-1/3-(-1/3)

=-1/3+1/3

=-1+1/3

=0/3

=0