Teachers, save “Mental Math Compensation ADDITION” to assign it to your class.

Click on the At the top of the page click on view instructions. You may have to click it twice so that you can view the slides. Make sure to listen to the captions at the bottom of the page. You will see This activity is about compensation. Compensation is where we borrow numbers in a math problem to make friendly numbers. When we do this, it makes solving addition and subtraction questions easier to do in our heads. When you are finished going through the yellow slides, it will be your turn to use the drawing tool and use compensation on the blue pages. When you are finished, click the green to send to your teacher.