Application for training math skills. Addition, subtraction, division and multiplication of prime numbers. Suitable for both children and adults. The application develops attention, memory and the skill of counting prime numbers that everyone needs. After a few workouts, you can easily calculate the real price in the store, add up in your mind the final cost of your goods or carry out other simple calculations. Use it every day and develop together with your dreams!
Application for training math skills. Addition, subtraction, division and multiplication of prime...
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