Time each screen 45 seconds. There will be 1 math operation, you calculate mentally and click to select the result of that operation. True or False, click select.
In math. If you choose correct, you will continue with another calculation, if you choose the wrong result, a blue screen will be displayed in addition (red in subtraction), then you have to choose the correct result to continue.
Add and subtract from 1 to 10.
How many math problems can you get right?
Choose True or False to choose the correct answer.