Features: - Game instruction: + Calculates the sum of 4 numbers in 4 top cells then you divide the sum by 10 that give a remainder. Next, you choose a number between 0 and 9 that match the remainder. Example 1 : 4 numbers are 4 , 5, 7, 8. You do the math : (4+5+7+8)/10=2 and get the remainder is 4. The correct answer is 4. Example 2 : 4 numbers are 4 , 9, 5², 8. You do the math: (4+9+5²+8)/10=4 and get the remainder is 7. The correct answer is 7. + You have to calculate each operation in 3 seconds. + Get the highest scores you can - MathStorm is a fun game. It helps you improve your math skills and measures your intelligence quotient (IQ).