Super Brain - Math

Have you ever watch Super Brain match between China and Japan? And do you amaze with 'Mental Arithmetic' skill of 9 years-old girl 'Rinne Tsujikubo'? How can she did that? It's seem impossible, but it does! How about you? Can you do that? Let's have a test with Super Brain!

Rules:
- You will be provide 5 numbers
- You select digit quantity of each number (1-4)
- Select the time to display 5 numbers
- Start testing. 5 numbers will be show in time you select one by one. After that, you will type the answer and tap 'OK' to check your answer.

Let's test your brain now!