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Have you ever noticed that the older you get, the more you depend on a calculator to solve math problems? Part of it is due to the increasing level of difficulty in operations. But the truth is, most people never really learned to solve smaller and more simple operations to begin with!



This method of solving mathematical operations in your head is called "Mental Math". 

So whether you're starting from scratch, wanting to get faster or wanting to teach math to your kids... here are some useful tips to help you out with additions, subtractions, multiplications, divisions and trigonometry (sine, cosine and tangent).




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