Variable expressions with addition and subtraction
Move the red dot on the left number line. Observe how the blue dot moves on the right number line. What algebraic expression describes the relationship between the two dots?
- Target Group (Age)
- 11 – 14
- Language
- English (United Kingdom)
Error
A timeout occurred. Trying to re-save …
Sorry, but the server is not responding. Please wait a few minutes and then try to save again.
