Video – Adding and subtracting with negative numbers Watch the video to learn about adding and subtracting with negative numbers on a number line and by using number discs.

Watch the video to learn about adding and subtracting with negative numbers on a number line and by using number discs. Adding and subtracting with negative numbers. Let's talk about two ways to ...

Use different strategies to subtract including counting back and the connection between addition and subtraction. Use a number line to help count on to find a difference. Aired 12/07/2021 | Rating ...

Twenty-four first-grade children were asked to write number sentences and select appropriate alternative number sentences for addition and subtraction word problems. Responses were qualitatively ...