Question

(-45)+(-12)=57 what is the property

Answer 1

Answer:

57

Step-by-step explanation:

-×-=+

+×+=+

-×+=-

+×-=-

so, (-45)+=-45

-45(-12)=[-×-=+]so, 57

Answer 2

Commutative property is the right answer.

Correction in the question:

There should be (-57) in the place of (+57).

Given:

(-45)+(-12) = -57

To Find:

The property

Solution:

"The commutative property states that the numbers on which we operate can be moved or swapped from their position without making any difference to the answer".

A + B = B + A

Similarly,

-45 + (-12) =  -12 + (-45) = -57

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