Application "Math For Kids" will help your child in learning of operations "Addition", "Subtraction" and "Comparison" and provide you easy and flexible control over the process and tracking the results. One of the techniques / strategies for learning:
1. Select arithmetic operation in menu: "Addition", "Subtraction" or "Comparison"
2. Go to “Settings” and set "Maximum value of result", based on the current knowledge of the child. For example, if child is learning Additions up to 5 (inclusive), then 5 should be chosen as the value of the "Maximum value of result" field