When it comes to mathematical games and puzzles, it can take a keen understanding of certain principals to solve them. You see, the answer might seem easy enough at first glance, but it often hides behind tricky procedural rules that many people had long forgotten to follow.

This math problem illustrates this point perfectly. Take a close look and see if you can come up with the correct answer.

The correct answer is 30. Let’s break it down and find out why.


1 + 1 + 1 + 1 + 11 + 1 + 1 + 1 + 11 + (1 x 0) + 1
= 29 + 0 + 1
= 30

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