Addition and Subtraction

Features Addition and Subtraction

This game of math Basic, is ideal for learning and practicing them operations mathematics of add and subtract.
In a fun environment where children can learn to add and subtract progressively while having fun.The game has a simple and friendly graphical interface with different levels of difficulty, which are unlocked as you go beating each level so that learning is progressive, and may repeat many times that you want each of the levels.
Each level offers the child 30 operations of addition or subtraction, with which you can experience many times as necessary to successfully resolve  the addition or subtraction.
To pass each level, you must successfully resolve 80% of the operations that level, ie perform well 24 of the 30 proposed operations of each of the addition or subtraction levels.
Let's have fun and to spend it well while learning.