Question

what must be added to - 45 to get 45​

Answer 1

Answer:

With -45 if u add 90, u will get ur result as 45.

Step-by-step explanation:

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Answer 2

Let the unkown number be x.

So, -45 + x = 45

-45 + x = 45

x = 45 + 45

x = 90

Hence, 90 must be added to -45 to get 45.