Question

8+8=91 solve this simple math

Answer 1

Solution :-

Here is the answer to your question.

8 + 8 = 91

Just turn this question to 180 degree or just turn this question upside down and you will have the answer of this question.

16 = 8 + 8

Now, this equation seems absolutely correct after turning it to 180 degrees. 

Answer 2

This  question is a kind of Puzzle.

Solution :
8+8 =91
8+8=16

If we just turn the equation to 180 ° [upside down]
Then the equation is correct
8+8=16
↓
look at it upside down it appears as 8+8=91