| It improves your mental ability with numbers
We sometimes become too comfort-loving thanks to the quantity of utilities with those that count to make all type of operations, especially if we speak of mathematics: calculators, motives, computer programs...
It finds everything very practical but it subtracts us a lot of mental agility, and the only way of recovering it is to practice a little every day. that is the purpose of Mental Math, to favor the use of the head to carry out mental calculations, avoiding that they are oxidized the neurons.
You can practice the four basic arithmetic operations (to add, to subtract, to multiply and to divide), selecting the number of figures of each digit. The program goes calculating the percentage of successes automatically.
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