Question

Identify the addition properties used in each of the following questions.
(i) 7 + 13 = 13 + 7
(iii) 8+ (1 + 19) = (8 + 1) + 19
(ii) 6 + 0 = 6
(iv) 12 + (-12) =0​

Answer 1

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1. COMMUTATIVE PROPERTY UNDER ADDITION
2. ASSOCIATIVE PROPERTY UNDER ADDITION
3. EXISTENCE OF IDENTITY UNDER ADDITION
4. EXISTENCE OF INVERSE UNDER ADDITION

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Answer 2

Answer:

Identify the addition properties used in each of the following questions.

(i) 7 + 13 = 13 + 7

(iii) 8+ (1 + 19) = (8 + 1) + 19

(ii) 6 + 0 = 6

(iv) 12 + (-12) =0