Just press the green flag and get started. So if you get 1 - 2 right you get a F. If you get 2 - 3 right you get a D . If you get 4 -5 right you get an C. If you get 6 -7 right you get an B. If you get 8 - 9 right you an get an A. If you get 10 right you get an A +
This is just a math test to help you.