Maths Fun Brain Teaser for Adults and Teens with an Answer

It's time to twist and challenge your brain with this tough Maths Fun Brain Teaser for Adults and Teens. In this Fun Brain Teaser, there are some numbers inside and outside the Rectangles. Can you find the relationship between these numbers and then find the missing number that will replace the question mark?

Maths Fun Brain Teaser for Adults

The answer to this "Maths Fun Brain Teaser for Adults" can be viewed by clicking on the button. Please do give your best try before looking at the answer.

The Answer is 5.
On each side of Rectangle, take square of smaller number which is outside Rectangle and then subtract the other bigger number to get the inside number.

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