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Additive Identity

Definition of Additive Identity

Additive identity states that the sum of the number and zero yields the same number.

More about Additive Identity

  • The number zero is called to be the additive identity.
  • a + 0 = a and 0 + a = a

Examples of Additive Identity

  • 9 + 0 = 9
  • 0 + x = x

Video Examples: Additive Identity


Solved Example on Additive Identity

Which of the following satisfies the additive identity property?

Choices:
  • A. 7 + 0 = 7
  • B. - 4 + 0 = 0
  • C. - 9 + 0 = 0
  • D. 2 + (- 1) = 1

Correct Answer: A

Solution:

  • Step 1: In Identity property, the sum of the number and zero yields the same number.
  • Step 2: Here, 7 + 0 = 7 satisfies the property of additive identity.

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