Can you find the hidden number behind the question mark in 10 seconds?

This Math Puzzle gives you the numbers from 1-9 arranged in random order in each square and asks you to find the number hidden behind the question mark in 10 seconds. This will be a difficult and tricky puzzle, if you are smart, you will definitely find the answer within 10 seconds.

Can you find the hidden number behind the question mark in 10 seconds?

If you find the most correct answer in just 10 seconds, scroll down to the comments section to record your most correct answer and see how many people think the same as you.

Lam Hoang

Source: https://vtcnews.vn/do-ban-tim-ra-chu-so-an-sau-dau-hoi-cham-trong-10-giay-ar911809.html