With this free software children can learn / practice basic mathematical operations. It is useful to those who want to test your knowledge or to make rows / tables operations at work. Began to introduce numerical values for: Initial Nr, Final Nr, By Nr, Jump, then click on the button for the intended operation to be performed (addition, subtraction, multiplication, division).
Enter numbers and click: Add, Subtract, Multiply, Divide!
Initial Number: first number for operation
Final Number: last number for operation
With Number: number to be applied in operation
Step: interval of operation