In the new exciting game Math Invasion, you will have to keep the defense against the invasion of alien monsters. To do this, you will need knowledge of mathematics. In front of you on the screen you will see a planet soaring in space. A cannon will be installed on the surface. Monsters will fly towards the planet from different sides. A specific mathematical equation will appear at the bottom. Several numbers will be located below it. You will have to mentally solve this equation and then click on the number you have chosen with the mouse. If your answer is correct, then you will receive points and will be able to continue to continue destroying monsters.