Are you as good at math as a calculator!? Find out now! Solve simple math equations in your head instead of using a calculator. You are timed on each question to see how quickly you can finish the problems! Finish as many as you can correctly for a high score. Use your keyboard to enter a number and the “enter” key to submit it! If you mess up, just use the backspace key to erase a number. Think you can beat a calculator? Good luck!