You can not forgive their teachers for what they do not show you the 10 math tricks!

If you're not familiar with the math - it's not your fault, you just have not been taught in school that math tricks. It is a pity that they do not teach you in math class, because to them any calculations are elementary. You will easily be able to count in your mind, knowing the secrets of mathematics genius.

All of them are very useful, but most of all I liked the last one. Sweet Tooth will be very happy that they are addicted to chocolate also helps to activate the brain activity.

Tell your friends about these tricks!

via takprosto cc


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