Choose the right elementary arithmetic and complete the equation! You have 60 seconds to complete as many equations as possible. In each equation, the elementary arithmetic is missing and you have to choose the right one based on the numbers and answer and complete the equation. When your 60 seconds end, your score is calculated based on the number of your correct and wrong answers. So be quick and do your best to correctly answer as many questions as you can. Control: Tap or mouse click to play.